Because you like Janis Ian in Mean Girls

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

Vanellope von Schweetz is princess of the Sugar Rush game who could care less about being royal. See them in Wreck it Ralph.

Sensual, wild, and with a penchant for controlled substances, Lily is a ballet dancer who isn't afraid to let loose. See them in Black Swan.

A singing nanny, Mary Poppins is practically perfect in every way. See them in Mary Poppins.

Zoe Benson may seem like a shy girl-next-door, but she has the inner fortitude of a powerful witch leader. See them in American Horror Story.

His nickname of 'Zero' says a lot about what other people think of him, but he's finally standing up for himself. See them in Holes.

Brian Griffin is the most scholarly member of the family—when he's not drunk on martinis. See them in Family Guy.

Reckless, vulgar, loud-mouthed: that's what makes Amethyst so awesome. See them in Steven Universe.

Frederick Frankenstein is an eccentric (O.K., maybe a little insane) professor who is excited to be delving into his family's past. See them in Young Frankenstein.

Anastasia Steele's new boyfriend Christian might as well come with a warning label that reads "Beware: Severe Issues That Might Warrant a Trip to Dr. Phil." See them in Fifty Shades of Grey.