Because you like Christian Grey in Fifty Shades of Grey

Stranded on Mars, Mark Watney is armed with quick wits, an electronic diary, disco music, and an undying resolve to make it back. See them in The Martian.

For Vada Sultenfuss, it's hard to embrace growing up when you're obsessed with death. See them in My Girl.

Anyone who's said "Don't worry, it's just a dream" never met Freddy Krueger. See them in A Nightmare on Elm Street.

His name is Olaf, he's a snowman, and he likes warm hugs. See them in Frozen.

Barbara Kean is loving, selfless, and caring. But, she's less stable than she'd like to admit. See them in Gotham.

Toby Cavanaugh has trouble avoiding being manipulated. See them in Pretty Little Liars.

A bloodsucker, Carlisle Cullen is actually more likely to give you a blood infusion. See them in Twilight.

Ethan Hunt's mission, should he chose to accept it, is to save the world from impossible threats. See them in Mission: Impossible.

Alison DiLaurentis believes you're always better off with a really good lie. See them in Pretty Little Liars.

Percy Jackson is an ordinary student thrust into the world of myth come alive. See them in Percy Jackson & The Olympians: The Lightning Thief.

Self proclaimed, Fat Amy, likes horizontal running and mermaid dancing. Important skills, one could argue. See them in Pitch Perfect.

Betty Cooper seems like a sweet girl, but she also has a dark side and can go beyond what's safe or sane. See them in Archie Comics.