Because you like Mona Vanderwaal in Pretty Little Liars

Though she has the normal insecurities of a 15-year-old, Aurora is both courageous and empathetic. See them in Maleficent.

Sensual, wild, and with a penchant for controlled substances, Lily is a ballet dancer who isn't afraid to let loose. See them in Black Swan.

An all-business doc , Miranda Bailey dispenses tough love to the interns she trains. Emphasis on "tough." See them in Grey's Anatomy.

Green skin, pointy hat, evil cackle—this villain has it all! See them in The Wizard of Oz.

Call her. Beep her. If anyone's in trouble, Kim Possible is there. See them in Kim Possible.

Tony Stonem is the golden boy of Bristol. Problem is, he knows it. See them in Skins.

Derek Shepherd is a talented and passionate neurosurgeon. Some people call him McDreamy. See them in Grey's Anatomy.

Cady Heron is the new girl in town who's also new to the world of high school, period. See them in Mean Girls.

Introverted Kira Yukimura is sweet, bubbly, and eager to make friends. See them in Teen Wolf.

A Hollywood starlet with a vindictive streak, Madison Montgomery is one witch that you shouldn't cross. See them in American Horror Story.

Sam Montgomery works hard, but her evil stepmother makes sure her efforts don't pay off. See them in A Cinderella Story.