Because you like Jason "J.D." Dean in Heathers

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

Clementine Kruczynski thinks that too many guys think she's a concept, or she completes them, or she's gonna make them alive. See them in Eternal Sunshine of the Spotless Mind.

It's impossible to say whether Winifred Burkle is cuter than she is smart, or vice versa. See them in Angel.

Jo Wilson is an accomplished doctor who's getting over her past. See them in Grey's Anatomy.

You wouldn't know it by looking at her, but beneath Sheila Jackson's sweet, motherly exterior lies a sex addict. See them in Shameless.

Angel is fighting as best as he can, but the disease might be too powerful for even his strong, positive energy. See them in Rent.

An alien, a time-traveler, and an esper are following Haruhi Suzumiya, who – unknown to herself – is a near-omnipotent reality warper. See them in The Melancholy of Haruhi Suzumiya.

Blunt, petty, neurotic, Larry David can never live and let live. See them in Curb Your Enthusiasm.

Margaery Tyrell is one of the most adept and charming liars there is. See them in Game of Thrones.

Timid and a bit insecure, Amy Antsler has big dreams of activism and meeting new people. She's learning it's easier said than done. See them in Booksmart.

A 100-plus-year-old who looks like a dreamy teenager, Edward Cullen warns girls to avoid him, which makes them want him even more. See them in Twilight.