Because you like Tibby Rollins in The Sisterhood of the Traveling Pants

All it takes to change the course of history is the will of a single man called John Price. See them in Call of Duty Series.

Tracy Turnblad's got rhythm, and she's determined to share her dance moves with the world. See them in Hairspray.

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

Matilda Wormwood is so smart, she taught herself how to be psychic. See them in Matilda.

If you cross him, Tommy Shelby is the last man you'll ever see. Not too hard on the eyes though. See them in Peaky Blinders.

This high school queen bee has everything, including a genius-level IQ—a fact Lydia Martin keeps hidden to maintain her image. See them in Teen Wolf.

Veronica Sawyer thinks that if you were happy every day of your life you wouldn't be a human being, you'd be a game-show host. See them in Heathers.

Raised to happily follow the rules, Cassia might actually be more rebellious than she thinks she is. See them in Matched .

Cher Horowitz may have a problem with hubris, but she looks utterly fabulous while learning a lesson about the dangers of meddling. See them in Clueless.

Whether it's randomly bursting into song or writing Nancy Drew fan-fiction, Jess proudly marches to the beat of her own drum. See them in New Girl.

A malevolent dark wizard, Voldemort is so fearsome that he's known primarily as "He Who Must Not Be Named." See them in Harry Potter Series.