Fat in the Hat

The Fat in the Hat is an minor villain played by Homer. He only appears in Treehouse of Horror XXIV. He is a yellow cat.

Character Bio
He promises Bart, Lisa and Maggie to save Halloween but ends up knocking out Grampa, robbing Apu and forcing him to spend time with his family, blowing up Mr. Burns' mansion and feeding him to a homeless shelter, killing Moe, knocking out Patty and Selma, blowing up the Town Hall, setting free all the animals at the zoo, and leaving a pile of bodies in his trail. At the end Maggie stabs him in the chest with his very own umbrella Fat's last words were "I'm afraid of nothing, not even hellfires. Just please, don't ever let me be played by Mike Myers."

Trivia
He is based on Dr. Seuss' famous character The Cat in the Hat