Because you like Margene Heffman in Big Love

Taking down villains, standing up to sexism, and pulling off a bright-red lipstick are all in a day's work for Agent Peggy Carter. See them in Marvel Cinematic Universe.

Marty McFly is a skateboarder, aspiring rock star, and reluctant time-traveler. See them in Back to the Future.

Bart Simpson is an aspiring juvenile delinquent who doesn't want you to have a cow, man! See them in The Simpsons.

The only thing that can match Rose's looks are her hot temper and free spirit. See them in Titanic.

Jim Halpert is a master at the art of making it through the work day, including participating in an office Olympics. See them in The Office.

People think that because Tris is small, or a girl, or a Stiff, she can't possibly be cruel. But they're wrong. See them in Divergent.

Intelligent and compassionate, Hazel Lancaster would rather face things, even bad things, than sugarcoat the truth. See them in The Fault in Our Stars.

If you need her, Lisa Simpson will be in her room with her saxophone and a good book. See them in The Simpsons.

This wizard is never late, nor is he early. Gandalf arrives precisely when he means to. See them in The Lord of the Rings.

Korra is stubborn, outgoing, and faced with huge responsibilities she might not be ready for. See them in The Legend of Korra.

Dipper Pines is investigating a truly strange town during the world's wildest summer vacation. See them in Gravity Falls.

Sheldon Cooper is brilliant in every way except, well, interacting with any human being. See them in The Big Bang Theory.