Because you like R in Warm Bodies

Will Herondale is an emotionally distant bad boy with a secret. See them in Clockwork Angel .

Both brave and foolhardy, Thomas trusts his instincts above all else. See them in The Maze Runner.

Equal parts klutzy and clever, Ella is not afraid to take her fate into her own hands. See them in Ella Enchanted.

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.

While Jay Gatsby doesn't necessarily like to attend his parties, he knows how to throw a world-class bash. See them in The Great Gatsby.

Daisy Buchanan is beautiful and rich, and seems to have it all. But beneath the glitter and the glam, things are more complicated for her. See them in The Great Gatsby.

With an undeniable sense of adventure, Huck Finn is an expert at getting into and, more importantly, out of sticky situations. See them in The Adventures of Huckleberry Finn.

Tobias "Four" Eaton is only afraid of four things, but you should probably be afraid of him. See them in Divergent.

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.

An outgoing and quirky optimist, Louisa Clark has a zest for life. See them in Me Before You.

Tyler Gage is going to have to step up soon on the dance floor. Otherwise, it's back to janitorial work. See them in Step Up.