Because you like Alastar Mad-Eye Moody in Harry Potter Series

Leslie Knope can accomplish anything, literally anything, with a little grit and help from her office. See them in Parks and Recreation.

Lying is the most fun a girl like Alice can have without taking her clothes off. See them in Closer.

Wei Shen is an undercover cop on a mission for justice (or at least vengeance). See them in Sleeping Dogs.

Red doesn't like to explain herself. She wants her work to do the talking. See them in Transistor.

Konata Izumi has a live-now, worry-later view of the world. See them in Lucky Star.

Whether it's getting a deal or finishing a homework assignment, Jessica Huang demands nothing less than the best from those around her. See them in Fresh off the Boat.

Reclusive, quiet, and seemingly emotionless, Lain Iwakura feels like an outsider in her hyper-connected world. See them in Serial Experiments Lain.

Audrey Horne may seem inquisitive and charming, but she can turn on a dime. See them in Twin Peaks.

George Costanza is short, stocky, bald, neurotic, and the self-proclaimed "king of the idiots." See them in Seinfeld.

After becoming accepted into the group of popular girls, Tracy Freeland has turned from a sweet and reserved teenager into a monster. See them in thirteen.