Because you like Mona Vanderwaal in Pretty Little Liars

Quinn Fabray can become a monster when there is something she wants. See them in Glee.

Georgina Sparks uses beauty, brains, and power to always get her way. See them in Gossip Girl.

As high-strung as she is talented, Rachel Berry both marches and sings to the beat of her own drum. See them in Glee.

A childlike space cadet, Brittany Pierce has a surprisingly open-minded spirit. See them in Glee.

Sue Sylvester has a win-at-all-costs philosophy, a bizarre fixation on a school singing club, and a fashion style that involves a red tracksuit. See them in Glee.

A self-proclaimed diva, Mercedes Jones is on the hunt for a stage worthy of her talents. See them in Glee.

Short on book smarts but long on compassion, this high school football player secretly has a soulful side. See them in Glee.

Cat Grant gets what she wants: a piping hot latte or an interview with Supergirl. See them in Supergirl.

People think Karen Smith is a dumb blonde, but she disagrees and is proud she can predict the weather with her breasts. See them in Mean Girls.

Serena van der Woodsen is a wild child. Too wild, her friends and family might argue. See them in Gossip Girl.

Jane Smith is a stone-cold killer, but you would never know it from looking at her. See them in Mr. & Mrs. Smith.

Emily Gilmore is the DAR chair, proud grandmother, and full of opinions. See them in Gilmore Girls.