<3 anthro brainsister dialogue duo embrace eyes_closed fur hand_on_head hand_on_hip male male/male mammal mouse murid murine nude one_eye_closed open_mouth pinky pinky_and_the_brain rodent simple_background size_difference smile standing star the_brain twitter warner_brothers wink  anal anal_penetration anthro anus backsack balls blush brainsister butt clenched_teeth cum cum_in_ass cum_inside dialogue duo erection eyelashes feet fur half-closed_eyes hi_res looking_back lying male male/male mammal monochrome mouse murid murine nude on_front pawpads penetration penis perineum pinky pinky_and_the_brain rodent sex simple_background size_difference slightly_chubby small_dom_big_sub smile sound_effects standing sweat teeth the_brain warner_brothers  anthro brainsister hi_res humanoid_penis male mammal mouse murid murine peeing penis pinky pinky_and_the_brain rodent the_brain urine warner_brothers watersports  <3 anthro backsack balls bed bed_sheet bedding blush brainsister buckteeth butt cum dialogue duo embrace erection eyes_closed foreskin fur half-closed_eyes hand_on_penis hi_res high-angle_view hot_dogging humanoid_penis lying male male/male mammal masturbation mouse night on_side penile_masturbation penis pillow pinky pinky_and_the_brain rodent sex size_difference smile spooning teeth the_brain tongue tongue_out warner_brothers white_fur  <3 anthro backsack balls bed bed_sheet bedding brainsister buckteeth butt cum dialogue duo embrace erection eyes_closed foreskin fur half-closed_eyes hand_on_penis hi_res high-angle_view hot_dogging lying male male/male mammal masturbation monochrome mouse on_side penile_masturbation penis pillow pinky pinky_and_the_brain rodent sex size_difference smile spooning teeth the_brain tongue tongue_out warner_brothers  <3 anthro balls blowing blush brainsister cum cumshot dialogue duo ejaculation erection eyes_closed foreskin frottage fur half-closed_eyes hand_on_penis handjob humanoid_penis male male/male mammal monochrome mouse one_eye_closed open_mouth orgasm pawpads penis pinky pinky_and_the_brain precum rodent sex sitting size_difference slightly_chubby sound_effects sweat the_brain thick_thighs thigh_sex warner_brothers  <3 ... anthro backsack balls blush brainsister butt cough dialogue duo english_text eyelashes eyes_closed foreskin fur girly grooming hairball half-closed_eyes hand_on_penis humanoid_penis laugh licking male male/male mammal monochrome mouse multiple_images nibbling nude open_mouth pawpads penis pinky pinky_and_the_brain rodent sex simple_background sitting size_difference slightly_chubby sound_effects spreading tears text the_brain thick_thighs tickling tongue tongue_bath tongue_out warner_brothers  <3 anal anal_masturbation anal_penetration anthro anus blush brainsister clenched_teeth clothing cum cum_through_clothing cumshot dildo ejaculation erection erection_under_clothes feet fur half-closed_eyes holidays male mammal masturbation mouse one_eye_closed orgasm pawpads penetration penile_masturbation penis pinky_and_the_brain rodent sex_toy simple_background sitting solo sound_effects spreading teeth the_brain toying_self underwear valentine's_day vibrator warner_brothers  <3 anthro balls blush brainsister butt duo embrace erection eyes_closed french_kissing fur hand_on_penis hot_dogging kissing male male/male mammal monochrome mouse open_mouth overweight pawpads penis pillow pinky pinky_and_the_brain precum rodent saliva sex sitting size_difference sound_effects standing steam sweat the_brain thick_thighs tongue tongue_out warner_brothers  <3 ask_blog blush brainsister bubble deep_throat dialogue emojis fellatio long_penis male male/male mammal mouse oral patting_head penis pinky pinky_and_the_brain reclining rodent saliva saliva_on_cock sex tears text the_brain tumblr warner_brothers  anthro blush bound brainsister bulge embarrassed english_text male mammal mouse pinky pinky_and_the_brain rodent rope rope_bondage rope_harness speech_bubble text the_brain warner_brothers  anal anal_penetration anthro brainsister breasts clothing collar cum dildo domination female female_domination footwear high_heels legwear male male/female mammal mouse mousey_galore pegging penetration penis pinky_and_the_brain rodent sex_toy shoes sketch stockings strapon sweat the_brain warner_brothers  <3 2018 accidental_sex angry balls blush brainsister comic cum cum_in_pussy cum_inside english_text fan_character female male male/female penetration penis pinky_and_the_brain text the_brain vaginal vaginal_penetration very warner_brothers  2018 3_toes animaniacs anthro big_penis biped blue_eyes blue_sclera blush brainsister clothed clothing digital_drawing_(artwork) digital_media_(artwork) duo erection fur green_background half-closed_eyes handjob hi_res leggings legwear long_tail male male/male mammal mouse penis pink_eyes pink_sclera pinky pinky_and_the_brain red_nose rodent sex simple_background small_penis striped_leggings sweat teeth the_brain toes warner_brothers white_fur  <3 2018 anthro asphyxiation blush brainsister choking dialogue drooling duo english_text eye_roll eyes_closed featureless_crotch frottage grinding hand_on_back leg_grab lying male male/male mammal moan mouse neck_grab nude open_mouth pinky pinky_and_the_brain rodent saliva sex sweat teeth text the_brain tongue tongue_out warner_brothers  <3 2018 anthro blush brainsister breasts buckteeth butt crossgender dialogue duo embrace eyes_closed female female/female greyscale hand_on_head hi_res looking_at_viewer looking_back monochrome nipples nude pinky pinky_and_the_brain rear_view simple_background size_difference slightly_chubby small_breasts smile teeth the_brain warner_brothers  'splosion_man 'splosion_man_(video_game) 007 2_stupid_dogs 5_fingers 7_up a_clockwork_orange aaahh!!!_real_monsters aardman_animations aardvark absolutely_everyone absurd_res abu ace_ventura ace_ventura_(franchise) adam_jensen adventure_time adventures_of_huckleberry_finn aero_the_acro-bat aero_the_acro-bat_(series) afro agent_47 ahsoka_tano aiai aladdin aladdin_(character) albert_einstein alex_delarge alf alfred_e._neuman alien alien_(franchise) alien_hominid alien_hominid_(character) amigo amphibian an_american_tail android angry angry_beavers angry_birds angry_sun angry_video_game_nerd animal_crossing animal_humanoid animaniacs animated_skeleton ant-man antennae anthro apatosaurus ape_escape aqua_teen_hunger_force arcee ariel_(disney) armadillo armor arthropod ashley_spinelli asterix asterix_(character) atlantis:_the_lost_empire atomic_betty austin_powers avatar:_the_last_airbender avian babar_the_elephant babar_the_elephant_(character) back_to_the_future bald baloo band-aid bandage bandicoot baron_humbert_von_gikkingen bartok baseball_cap bat batman_(series) battletoads beagle beak beanie bear beard beaver beavis beavis_and_butthead beck_(mn9) bee bender_bending_rodríguez betty_barrett betty_boop betty_boop_(series) betty_rubble beyond_good_and_evil big_daddy big_dog bill_&_ted bill_cosby bill_preston billy_blaze billy_hatcher billy_hatcher_and_the_giant_egg bionic_commando bioshock bird black_eyes black_hair black_spy blazblue blinx blinx_the_time_sweeper blonde_hair blooregard blue_aardvark blue_hair blue_jay blue_sclera blue_skin blush boba_fett bobobo-bo_bo-bobo bobobo-bo_bo-bobo_(character) bomb bomberman bone bonkers bonkers_(series) borderlands bosko boskov bow_tie bowler_hat bowser box boxing_gloves bravest_warriors brown_fur brown_hair bruce_lee brutal_legend bub_(bubble_bobble) bubble_bobble bubsy bubsy_(series) buckteeth bucky_o'hare bucky_o'hare_(series) bugs_bunny buttercup_(powerpuff_girls) buzz_lightyear calvin_and_hobbes canine capcom cape caprine captain_amelia captain_haddock carmen_sandiego carmen_sandiego_(franchise) cartoon_hangover cartoon_network casper casper_the_friendly_ghost cast_away cat cat_humanoid catbug catdog catdog_(series) catscratch cetacean chainsaw character_request charlie_brown charlie_chaplin chibi-robo chibi-robo! chicken chihiro_ogino chihuahua child's_play chip_'n_dale_rescue_rangers chipmunk choker chop_chop_master_onion christmas chuckie_finster chucky_(child's_play) chun-li cigar cigarette claire_wheeler claws cliff_secord clothed clothing cloverfield cloverfield_monster coco_(doctor_lollipop) coco_bandicoot codename:_kids_next_door commander_keen conan conan_the_barbarian cookie cookie_monster cool_spot cortana corvid courage courage_the_cowardly_dog cow_and_chicken crash_bandicoot_(series) creature_from_the_black_lagoon crocodile crocodilian crossed_arms crown crying cybernetics cyborg daffy_duck daggett daisy_duck dale_(cdrr) dan_(dan_vs) dan_vs daniel_craig danny_phantom daria_(series) daria_morgendorffer darkseid darkwing_duck dc_comics dead_space deadpool demona_(gargoyles) dennis_mitchell dennis_the_menace_(british_character) dennis_the_menace_(united_states) dennis_the_menace_and_gnasher detective_conan deus_ex dexter's_laboratory dexter_(dexter's_laboratory) dial_m_for_monkey dig_dug digimon dinosaur dirk_the_daring disembodied_hand disney doctor_lollipop doctor_manhattan doctor_zoidberg dog dolphin domo-kun don_bluth donatello_(tmnt) donkey_kong_(series) donkey_kong_jr. doom doom_guy doraemon doraemon_(character) dot_warner doug_(series) doug_funnie dr._eggman dr._evil dr._otto_scratchansniff dracula dragon dragon's_lair dragon_ball dragon_ball_gt dragon_ball_z drake_mallard drawn_together dual_wielding duck duck_dodgers dudley duke_nukem duke_nukem_(character) e.t. e.t._the_extra-terrestrial ear_piercing earl_(toejam_&_earl) earthbound_(series) earthworm earthworm_jim earthworm_jim_(series) eating ecco_the_dolphin ecco_the_dolphin_(series) ed ed_edd_n_eddy edd eddie_riggs eddy elastigirl electronic_arts elephant elvis_presley english_text evil_con_carne explosives eyelashes eyewear fa_mulan facial_hair fairly_oddparents fairy faith_connors fake_crash family_matters fatal_fury fedora feline felix_the_cat female fi fievel_mousekewitz fifi_la_fume finn_the_human fish fist_bump flicky flo_(progressive) flower fonzie food food_creature forehead_marking foster's_home_for_imaginary_friends fox foxxy_love frankenstein frankenstein's_monster frankie_foster freakazoid freakazoid! fred_(scooby-doo) freddy_krueger friday_the_13th fur futurama galactus game_and_watch garfield_(series) gargoyle gargoyles gecko genie gerald_johanssen gex gex_(series) ghibli ghost ghostbusters gir gizmo_(gremlins) glasses globox gloves god_of_war godzilla godzilla_(series) goggles gonzo_(muppets) goof_troop gordon_freeman gordon_shumway gorillaz green_eyes green_hair green_skin gremlin gremlins grey_fur grim_fandango grin grinch groucho_marx group gun gus_guster guybrush_threepwood gwen_(total_drama_island) hair hair_bow hair_ribbon half-life halo halo_(series) handgun hanna-barbera happy_days harlequin harley_quinn hat hawaiian_shirt heathcliff heathcliff_&_the_catillac_cats hedgehog hellboy_(character) hellboy_(series) helmet hercules hercules_(series) herpestid hey_arnold! hi_hi_puffy_amiyumi hi_res hit-girl hitman_(series) hobbes holding_food holding_object holding_weapon holidays hologram homestar_runner hong_kong_phooey hong_kong_phooey_(series) horn hornbill hotel_transylvania huck_finn human humanoid i_dream_of_jeannie ice_climber ice_king imp inanimate_object indiana_jones indiana_jones_(franchise) insect insect_wings inspector_gadget inspector_gadget_(character) inspector_gadget_(franchise) invincible_(comics) isaac_(tboi) isaac_clarke jack_cayman jack_skellington jade_(bgae) jake_the_dog james_bond jason_voorhees jay_sherman jazz_jackrabbit jazz_jackrabbit_(series) jeannie jenny_wakeman jerry_seinfeld jessie_(team_rocket) jester_hat jimmy_kudo joanna_dark john_marston johnny_bravo johnny_bravo_(series) jon_arbuckle jonah_hex josie_(josie_and_the_pussycats) josie_and_the_pussycats judge_dredd judge_dredd_(copyright) judy_jetson julius_pringles kaiju kenny_mccormick kick-ass kick-ass_(character) kick_buttowski kick_buttowski:_suburban_daredevil kida_nedakh kiki kiki's_delivery_service kim_possible kimberly king_smurf kirby kirby_(series) kitana kitty_katswell kiva_andru klonoa klonoa_(series) konami kool-aid kool-aid_man korra kratos krillin kronk krystal kuki_sanban kuzco lara_croft large_group larry_laffer leisure_suit_larry leonardo_(tmnt) littlefoot liz_(the_magic_school_bus) lizard lola_bunny long_hair looking_at_viewer looney_tunes lord_dark_helmet lumpy_space_princess lynx m&m's machine mad_(magazine) mad_moxxi madworld majin_buu male maleficent mammal mandy_(tgaobam) manny_calavera maria_(metropolis) marilyn_monroe marine mario_bros mark_grayson marsupial marty_mcfly marvel marvin_the_martian marvin_the_paranoid_android mary_poppins mary_poppins_(character) mask mass_effect masters_of_the_universe mavis_dracula max_(sam_and_max) meat_boy meatwad meerkat mega_man_legends megas_xlr merfolk metal_gear metallic_body metroid metropolis michael_jackson michaelangelo_(tmnt) mickey_mouse mickey_mouse_shorts middle_finger midna mighty_no._9 mighty_the_armadillo mike_tyson mileena miles_morales mirror's_edge miss_kitty_mouse misty_(pokémon) moe_szyslak mojo_jojo mongoose monkey monkey_(dial_m_for_monkey) monkey_island monopoly monster monsters_inc monsters_university mordecai_(regular_show) mortal_kombat mouse mr._bean mr._bean_(series) mr._driller mr._game_and_watch mr._t ms._pac-man muhammad_ali mulan_(copyright) muppets muscular mustache my_life_as_a_teenage_robot my_neighbor_totoro nana_(ice_climber) napoleon_dynamite napoleon_dynamite_(copyright) nathan_spencer necktie neo_cortex nesquik nesquik_bunny ness nhk nickelodeon nicole_watterson nightmare_on_elm_street nights nights_into_dreams nintendo no_more_heroes noodle_(gorillaz) obelix oblina one_piece open_mouth open_smile orange_hair oswald_the_lucky_rabbit pac-man pac-man_(series) pan_(character) panther parappa_the_rapper patti_mayonnaise peanuts peg_pete pepé_le_pew pepper_ann_(series) pepper_ann_pearson perfect_dark peter_pan peter_venkman piercing pig pink_panther pink_panther_(series) pinky pinky_and_the_brain pistol pixar plant plopper pokémon ponyo ponyo_on_a_cliff_by_the_sea popeye porcine portal_(series) powerpuff_girls predator_(franchise) primate princess_daphne pringles procyonid progressive_insurance psych psychonauts pulseman pulseman_(video_game) purple_nose purple_skin quarian queen_tyr'ahnee r.o.b. rabbid raccoon raised_eyebrow ranged_weapon ranma_1/2 ranma_saotome raphael_(tmnt) rash_(battletoads) raven_(teen_titans) rayman rayman_(series) raz_(psychonauts) recess red_(angry_birds) red_(m&m's) red_dead_redemption red_hair red_nose red_sclera regular_show ren_hoek renamon reptile ribbons rich_uncle_pennybags ristar ristar_(video_game) robin_hood robin_hood_(disney) robocop robocop_(franchise) robot robot_chicken robot_chicken_(character) rockstar_games rodent roger_moore roger_rabbit rugrats rusty_venture ryo_hazuki sabrina_spellman sabrina_the_teenage_witch sam_(sam_and_max) sam_fisher sam_manson samba_de_amigo samurai_jack samurai_jack_(character) samus_aran santa_hat sauropod scalie scar scooby-doo_(series) scorpion_(mortal_kombat) scrooge_mcduck sea_sponge sean_connery segata_sanshiro sesame_street shantae shantae_(series) shark shawn_spencer sheep shego shenmue shirt sinbad sinbad:_the_legend_of_the_seven_seas skeleton skeletor skunk skyward_sword sleeping_beauty slimer smile smoking smooth_criminal smurf snoopy solid_snake sonic_(series) sonic_the_hedgehog south_park space_ace space_invaders spawn spawn_(series) specter_(ape_escape) speech_bubble spider-man_(series) spiked_choker spikes spirit spirited_away splinter_cell spongebob_squarepants spongebob_squarepants_(character) sport spy_vs_spy spyro spyro_the_dragon stanley_pines star_fox star_wars steve_urkel straw_hat street_fighter sub-zero sunglasses super_meat_boy super_monkey_ball susie_carmichael susumu_hori sylvester_stallone syringe t.u.f.f._puppy tag_panic tagme taizo_hori talespin tali'zorah taokaka tarzan tarzan_(character) tarzan_(disney) tasmanian_devil tasmanian_devil_(looney_tunes) teal_hair tears ted_logan teen_titans teenage_mutant_ninja_turtles teeth terminator terry_bogard text the_addams_family the_adventures_of_tintin the_amazing_world_of_gumball the_ant_and_the_aardvark the_binding_of_isaac the_brain the_cat_returns the_critic the_emperor's_new_groove the_flintstones the_great_mouse_detective the_grim_adventures_of_billy_and_mandy the_hitchhiker's_guide_to_the_galaxy the_incredibles the_iron_giant the_iron_giant_(character) the_jetsons the_land_before_time the_legend_of_korra the_legend_of_zelda the_lion_king the_little_mermaid the_looney_tunes_show the_magic_school_bus the_question the_red_guy the_rocketeer the_simpsons the_smurfs the_terminator the_tick the_tramp_(charlie_chaplin) the_venture_bros. theeyzmaster thing_(the_addams_family) tiger tigger timon tinkerbell tiny_kong tiny_toon_adventures toad toejam toejam_&_earl togruta tom_(tom_&_jerry) tom_clancy tomb_raider tongue tongue_out tools top_cat top_cat_(series) top_hat toph_bei_fong total_drama total_drama_island totoro toy_story transformers travis_touchdown treasure_planet trixie_tang trogdor tron_bonne twi'lek twilight_princess ultraman ultraman_(series) undead underdog underdog_(series) universal_pictures usopp valve vampire velma_(scooby-doo) venus_de_milo_(tmnt) video_games viewtiful_joe viewtiful_joe_(video_game) villager_(animal_crossing) volleyball waddling_head waffle_(catscratch) waldo wallace_(wallace_and_gromit) wallace_and_gromit wally_gator wally_gator_(character) waluigi wario warner_brothers watchmen weapon weighted_companion_cube weird_al_yankovic wheatley where's_waldo? whiskers white_bomber white_hair who_framed_roger_rabbit whose_line_is_it_anyway? wii_fit wii_fit_trainer wilson_the_volleyball wings winnie_the_pooh_(franchise) woodpecker woody_woodpecker xenomorph yautja yellow_beak yellow_body yoda yogi_bear yumi_(hhpa) zazu zorro zorro_(character)  2017 balls blush brainsister clothing disney erection male mammal mouse penis pinky_and_the_brain rodent solo the_brain underwear warner_brothers  anal anal_penetration balls brainsister duo fellatio hi_res male male/male mammal monochrome mouse oral penetration penis pinky pinky_and_the_brain rodent sex the_brain  balls brainsister duo male male/male mammal monochrome mouse penis pinky pinky_and_the_brain rodent the_brain  absolutely_everyone angry anthro ape avian batman batman_(series) beige_skin bird black_hair blonde_hair blooregard blossom_(powerpuff_girls) blue_eyes bovine bubbles_(powerpuff_girls) bugs_bunny buttercup_(powerpuff_girls) canine cartoon_network cat cattle chicken chicken_(cow_and_chicken) clothing courage courage_the_cowardly_dog cow_(character) cow_and_chicken creepy dc_comics deedee dexter's_laboratory dog ed ed_edd_n_eddy feline female footwear foster's_home_for_imaginary_friends garfield garfield_(series) green_eyes grim_(character) grin group hair half-closed_eyes hammer human humor imminent_rape jerry_(tom_&_jerry) joker lagomorph looney_tunes mammal mandy_(tgaobam) marvel messy_hair mojo_jojo mouse orange_hair party_time pigtails pinky pinky_and_the_brain plank_(character) ponytail powerpuff_girls powerpuff_girls_z primate rabbit rape_face red_eyes rodent samurai_jack secret_squirrel secret_squirrel_show sharp_teeth shoes skirt smile source_request spider-man_(series) squirrel starfire surrounded sweat tagme teen_titans teeth the_brain the_grim_adventures_of_billy_and_mandy tom_(tom_&_jerry) tom_and_jerry tools uhoh warner_brothers wilt you_yoshinari young  benny_the_ball cat choo-choo_(top_cat) classy disney feline jinksa judy_hopps mammal nick_wilde spooks the_brain top_cat top_cat_(series) zootopia  benny benny_the_ball cat choo-choo_(top_cat) chu_chu clothing disney fancy_fancy feline gang jinksa judy_hopps male mammal nick_wilde smile the_brain top_cat top_cat_(series) zootopia  anal anal_penetration anthro balls blush brainsister digital_drawing_(artwork) digital_media_(artwork) digitigrade erection eyes_closed fellatio flying_sweatdrops greyscale group group_sex humanoid_penis line_art male male/male mammal monochrome motion_lines mouse nude oral oral_penetration partially_retracted_foreskin penetration penis pinky pinky_and_the_brain rodent sex side_view sitting spitroast straining sweat sweatdrop the_brain threesome tongue tongue_out uncut  animaniacs balls brainsister cage erection fur globe humanoid_penis male male/male mammal mouse nishi nuzzling penis pinky pinky_and_the_brain raised_tail rodent smile spread_legs spreading the_brain warner_brothers white_fur  animaniacs chibitracy english_text male mammal mouse nude pinky pinky_and_the_brain rodent simple_background text the_brain  <3 2015 anthro blue_eyes blush buckteeth fur hi_res kneeling looking_at_viewer male mammal mouse one_eye_closed open_mouth pinky pinky_and_the_brain red_nose rodent smile sssonic2 standing teeth the_brain thick_thighs tongue white_fur wink  anal anal_penetration anthro anus balls benny_the_ball cat choo-choo_(top_cat) clothng fancy_fancy feline gay group male mammal oral paws penetration penis raised_leg renamon19 spook the_brain top_cat  anal anthro cat choo-choo_(top_cat) clothing fancy_fancy feline gay group male mammal sex spook the_brain top_cat train_position unknown_artist  arvongile balls cum cum_on_face eyes_closed gay male mammal mouse penis pinky pinky_and_the_brain plain_background rodent tapering_penis text the_brain  breaking_bad hat hoodie loststrips mammal mouse pinky pinky_and_the_brain rodent the_brain  breaking_bad hoodie mammal mouse phosart pinky pinky_and_the_brain rodent the_brain  breaking_bad hat hoodie m-milburn mammal mouse pinky pinky_and_the_brain rodent the_brain  6+boys alien bear boskov brain dr._finkelstein evil_con_carne hector_con_carne krang mark_chang mars_attacks! martian mojo_jojo monkey mouse multiple_boys pinky pinky_and_the_brain powerpuff_girls pun teenage_mutant_ninja_turtles tentacle the_brain the_fairy_oddparents the_nightmare_before_christmas trait_connection voodoo77  003 aardvark arthur_(series) arthur_reed backpack balls bed brown_hair buster_baxter d.w._reed erection eyewear female feral fingering francine_frensky glasses group group_sex hair hamster lagomorph male mammal muffy_crosswire nude orgy penetration penis pussy rabbit red_hair rodent sex sicmop smile straight the_brain underwear vaginal vaginal_fingering vaginal_penetration young  animaniacs avian bird blue_jay blush bonkers bonkers_d._bobcat canine cat catdog catdog_(series) crossover daffy_duck dog donald_duck duck feline fix-it_felix gun hat hug human jake_the_dog kingdom_hearts licking looney_tunes lynx male mammal mordecai mouse mustelid pinky pinky_and_the_brain pluto ranged_weapon regular_show rodent smarty_weasel sora_(kingdom_hearts) the_brain tongue tongue_out warner_brothers weapon weasel who_framed_roger_rabbit wreck-it_ralph xiamtheferret  90's alien angry animaniacs avian baby baby_huey barney_rubble batman batman_(series) batman_beyond bear beavis beavis_and_butthead betty_rubble bill blossom_(powerpuff_girls) boxing brain bubbles_(powerpuff_girls) buck_tudrussel bugs_bunny buttercup_(powerpuff_girls) butthead canine cave_man cheer chuckie_finster crowd daphne deedee dewey_duck dexter dexter's_laboratory dil_pickles disney disney's_aladdin dog donald_duck dot_warner dragon_ball dragon_ball_z duck duck_tales elroy fairly_oddparents fairy fairy_odd_parents fat_albert female feral fight freakazoid fred_flintstone freddy g-force genie george_jetson gir goku homer_simpson huey_duck human invader_zim invalid_tag jane_jetson jenny johnny_bravo judy_jetson lagomorph larry_3000 lil looney_tunes louie_duck machine male mammal mechanical mighty_mouse mojo_jojo mouse nintendo optimus_prime otto_osworth overweight papa_smurf phil pikachu pinky pinky_and_the_brain pokémon pokémon popeye power__puff_girls powerpuff_girls rabbit ren ren_and_stimpy robot rodent rugrats saggy samurai samurai_jack sandy sandy_cheeks scooby-doo scooby-doo_(series) slim smile smirk smurf space_ghost spacecraft sponge_bob spongebob_squarepants stimpson_j_cat terry_mcginnis the_brain the_flintstones the_herculoids the_jetsons the_simpsons the_smurfs the_tick time_squad tommy transformers velma video_games wakko_warner wanda warner_brothers wilma_flintstone woodpecker woody_woodpecker yakko_warner yogi_bear young zim  animaniacs balls blush crossover danger_mouse erection eye_patch eyewear gay male mammal monotreme mouse penis pinky pinky_and_the_brain rodent the_brain worship  arthur binky_barnes d.w._read francine_frensky muffy_crosswire sexytoons777 the_brain  arthur binky_barnes d.w._read francine_frensky muffy_crosswire sexytoons777 the_brain  :< :( :c brain cat dialog english_text feline frown grumpy grumpy_cat humor mammal meme mice mouse parody pinky pinky_and_the_brain rat rats rodent sad speech_bubbles tardar_sauce text the_brain unknown_artist what what_has_science_done whiskers  2boys face-to-face face_to_face globe labcoat male male_focus meghan_mauriat mouse multiple_boys necktie open_mouth pinky pinky_and_the_brain tail the_brain trench_coat