Because you like Michaelangelo in Teenage Mutant Ninja Turtles

She's mostly doom and gloom, but you'd get nowhere without Sadness. See them in Inside Out.

A fourth grader without a moral compass, Eric Cartman lives on KFC, Taco Bell, Pizza Hut, and Cheesy Poofs. See them in South Park.

Larger than life and wealthy beyond measure, Willy Wonka is more than a titan in the sweets industry; he is an arbiter of taste. See them in Charlie and the Chocolate Factory.

Some say to survive in Underland you need to be as mad as a hatter–which, luckily, he is. See them in Alice in Wonderland.

Bart Simpson is an aspiring juvenile delinquent who doesn't want you to have a cow, man! See them in The Simpsons.

Just because Dracula wants to suck your blood doesn't mean he's not a gentleman. See them in Dracula.

Number Five is a 58-year-old man trapped in his 13-year-old body. See them in The Umbrella Academy.

It’s usually the good-looking, charismatic, play-by-their-own-rules types that get everyone into trouble, and Tyler Durden is Exhibit A. See them in Fight Club.

A fun-loving gangster's wife, Mia Wallace is finding that fun can go too far. See them in Pulp Fiction.

Nina Sayer finally landed the role of prima ballerina, but as tension ramps up in rehearsal, she starts losing her mind. See them in Black Swan.

The Sohma family is just plain cursed, and Yuki Sohma has to learn to live with it – or so he thinks. See them in Fruits Basket.