Because you like Marissa Cooper in The O.C.

Alex Dunphy's self-reliant intelligence comes with a healthy dash of sarcasm. See them in Modern Family.

Andrea Sachs' boss is not happy unless everyone around her is panicked, nauseous or suicidal. See them in The Devil Wears Prada.

Rose Tyler may have not done too well in school, but she's certainly holding her own in space. See them in Doctor Who.

Talking to a stranger on a train is the best decision Jesse Wallace ever made. See them in Before Sunrise.

Merciless and manipulative, Queen Ravenna is determined to become the fairest of them all. See them in Snow White and the Huntsman.

They say prison changes you, and Piper Chapman is figuring that out the hard way. See them in Orange Is The New Black.

A self-proclaimed diva, Mercedes Jones is on the hunt for a stage worthy of her talents. See them in Glee.

Sam Weir lives for the simple things in life: watching Saturday Night Live and reading comic books. See them in Freaks and Geeks.

David Nolan is a noble fairy tale prince with the heart of a hero, regardless of whether he can remember his past or not. See them in Once Upon a Time.

Sweet, reserved, and intellectual, Cordelia Foxx would do anything for her students. See them in American Horror Story.

In the simplest terms, in the most convenient definitions, people consider Brian a nerd. But he's more than that. See them in The Breakfast Club.