This is a meme called "fsjal". The exploitable originated from 4chan:

http://knowyourmeme.com/memes/fsjal

There are many images in the image gallery including the template.

Squirtle, Charmander, Charmeleon, Charizard, Weedle, Caterpie, Pikachu, Rattata, Raticate, Haunter, Mew, Mudkip, Sudowoodo, Goku(Maybe badly drawn Gohan), Homer Simpson, Bart Simpson, and Lisa Simpson, Flanders, [Could be anybody. So plain], Bender, Fry, Zoidberg, Scruffy the Janitor, Yugi(Or Yami), Optimus Prime, [Is that supposed to be Cyclops from X-men?], Dexter, Eddy, Edd, Ed, Kevin, Mother fucking Ralph; Son of a Shephard, Leonardo, Michelangelo, Rapheal, Donatello, Speed Racer, Gir, The Cat in the Hat, Mickey Mouse, T.J. Detweiler[Fun fact, he had 3 different voice actors], Arthur, Otto, Courage, Bert, Light Yagimi, Rocko, Aku, Jack Spicer, Masked Luchador[Not from Mucha Libre, sadly. Wanted the Flea to make a return], Vash the Stampede[Trigun], Flapjack, The Warden, Jamie Hyneman, Coach John McGuirk, Raoul Duke[Johnny Depp], [Seems way too vague of a picture. Cannot narrow down this salesman.], Candleja-?, The Joker, Harry Potter, Either Dilios or Artemis, Leonidas, The Ghost Rider, Captain Jack Sparrow, Fight Club guy[Whose name escapes me], Not Mario, Falco, Kirby, Solid Snake, Deadpool, Kratos, Tails, Motherfucking Bomberman, Gordon Freeman, Evil Fat-Inducing Clown, Billy Mays, Barack Obama, Whoever those two are, Raoul Duke[Again], Cyclops 2.0, Spy, Let's go with Fidel Castro, Sloth[Aka "Retard from goonies" according to google. Seriously, Type "Retard from"... HEY YOU GUYSSS], Soldier, Sniper, Engy, Scout, Sort of looks like Indiana Jones[without a hat or really nice hair], Demoman[KaBOOOM], Cpt. Crunch[He's a commander], Lil Wayne[?], Robert Marley, Black Michael Jackson, Aging White Michael Jackson, Ringo, John, Paul, George, Dr. Manhattan, Cthulhu, Cpt. Planet, Kermit the Pig Loving Frog, Freddy

Use the "split" button to see every frame: http://ezgif.com/split/f749bad861.gif