Because you like Sheldon J. Plankton in SpongeBob SquarePants

The Grinch's heart is just too small to appreciate Christmas. See them in Dr. Seuss' How the Grinch Stole Christmas.

Green skin, pointy hat, evil cackle—this villain has it all! See them in The Wizard of Oz.

James Gordon happens to be the one guy in Gotham City with proper morals who doesn't also run around in a cape. See them in DC Extended Universe.

Alfredo Linguini can whip up five star meals effortlessly. Just don't look under his hat. See them in Ratatouille.

This lab mouse has one thing on his huge brain: trying to take over the world on a nightly basis. See them in Pinky and the Brain.

Marge Simpson is a mostly happy housewife and subscriber to Sponge and Vacuum Magazine. See them in The Simpsons.

Relentlessly cheery Ned Flanders enjoys a nice piece of bread with water on the side for dipping See them in The Simpsons.

Gene Belcher dreams of a future in the limelight, and he doesn't let his lack of talent hold him back. See them in Bob's Burgers.

Sideshow Bob is a bitter ex-performer who was forced to do inhumane stunts for slapstick comedy. Now he's exacting revenge on his former boss, a clown. See them in The Simpsons.

With her mastery of martial arts and her prodigious building skills, Wyldstyle projects an air of invincibility. But she's not bulletproof. See them in The Lego Movie.