Because you like Ricky Ricardo in I Love Lucy

Claire Standish is a popular, perfect princess who's deeper than she seems. See them in The Breakfast Club.

This power-hungry Time Lord calls himself the "master of all." Bonus: he has 13 lives. See them in Doctor Who.

Beth March is the glue that holds her family together. See them in Little Women.

A legendary warrior with a complicated relationship to the truth, Jaime Lannister is revered and reviled in equal measure See them in Game of Thrones.

Louis de Pointe du Lac is wanting to find a way of living that doesn't make him miserable. See them in Interview with the Vampire: The Vampire Chronicles.

If this slick ad man doesn't like the conversation, he changes it—while drinking and smoking. See them in Mad Men.

Cosmo Kramer is an eccentric schemer whom you might know better as the "Assman." See them in Seinfeld.

A karate master/rocket scientist/squirrel, Sandy Cheeks is the only one who can clean up the other resident's messes in Bikini Bottom. See them in SpongeBob SquarePants.

Jasper Jordan is trying his best to make it through the night. See them in The 100.

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

Li Shang will make a man out of you—even if you're a girl. See them in Mulan.

Miles Morales was bitten by a radioactive spider, put on the webbed spandex, and beat up his first bad guy before his voice changed. See them in Marvel Cinematic Universe.