Because you like Sheldon J. Plankton in SpongeBob SquarePants

Disgust is a friend who makes sure you stay away from all things gross. See them in Inside Out.

Peter Venkman's "research" projects are designed to get undergraduate students to sleep with him. Though it turns out he can bust ghosts. See them in Ghostbusters.

Greg Heffley will be famous someday, but now he's stuck in class with morons. See them in Diary of a Wimpy Kid.

Krusty The Clown somehow makes life sillier and more somber at the same time. See them in The Simpsons.

Knuckles the Echidna is a 16-year-old red echidna (aka a spiny anteater) and guardian of the ancient Master Emerald. See them in Sonic the Hedgehog.

Scooby-Doo always keeps his priorities in order: eat snacks first, solve mysteries later. See them in Scooby-Doo.

For Wreck It Ralph, it's not easy being the bad guy. Especially when you've been designed to destroy but really desire love. See them in Wreck-It Ralph.

A stylish agent, Agent J would rather improvise than play by the rules. See them in Men in Black.

Moe Szyslak is the crabby owner of the grimiest bar in Springfield. See them in The Simpsons.

A cruel pirate, Captain Hook still fancies himself a gentleman. See them in Peter Pan.

Chuckie Finster is a baby afraid of everything from clowns to closets, unless his best friend's by his side. See them in Rugrats.