Because you like Samantha Baker in Sixteen Candles

Although she's the queen of killer comebacks and one-liners, Janis Ian is honest about her feelings and cares deeply about her friends. See them in Mean Girls.

Jenna Rink is physically 30 but emotionally 13. She has a better excuse than most. See them in 13 Going on 30.

People make more sense to the hyper-logical Temperance Brennan after they're dead. See them in Bones.

Dallas Winston is headed down a dangerous, criminal road. See them in The Outsiders.

Driven yet empathetic, Emily Prentiss brings humanity to the pursuit of inhuman killers. See them in Criminal Minds.

Emma Woodhouse knows what's best for everyone else. Just don't try to tell her what to do. See them in Emma.

The self-described "ghost with the most" knows the ins-and-outs of specter life like no other. Just ask him. See them in Beetlejuice.

Don't ask Rosa Diaz, a Brooklyn detective, to lighten up. Actually, to be safe, don't ask her to do anything! See them in Brooklyn Nine-Nine.

Eleanor puts up a tough front, even when everyone else tries to tear her down. See them in Eleanor and Park .

Jacob Black is the boy next door who's also the wolf next door. See them in Twilight.