Because you like Jack Torrance in The Shining

The brilliant Mona Vanderwaal is proof that undergoing an "extreme makeover" isn't always a good thing. See them in Pretty Little Liars.

A dreamy space cadet, Luna Lovegood has never met a conspiracy theory she didn't believe in. See them in Harry Potter Series.

Pro: Johan Liebert is handsome and charming. Con: he's also a sociopathic killer. See them in Monster (TV Show).

Marshall Eriksen is a lawyer in love who is enjoying life. See them in How I Met Your Mother.

Equal parts funny and neurotic, Cory Matthews has a warm and generous spirit. See them in Boy Meets World.

Peppy and optimistic, Joy is totally lost when it comes to dealing with Sadness. See them in Inside Out.

In Dennis Reynolds' mind, only a psycho wouldn't have a six-part system to bring home women. And he should know. See them in It's Always Sunny in Philadelphia .

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

Phoebe Halliwell is a bestselling author and martial arts master with power of premonitions. See them in Charmed.

An aloof punk rock goddess, Nana Osaki has a surprisingly big heart. See them in Nana.

Helena is a mentally unstable, childish, and completely merciless. And most of all, she's an unstoppable killer. See them in Orphan Black.

The party never really ends with Penny Lane, a rock-worshipping groupie who is refreshingly self-aware and free-spirited. See them in Almost Famous.