Because you like Joan Jett in The Runaways

Blunt but anxious, Gretchen Ross bonds most easily with those who have lived tough lives like she has. See them in Donnie Darko.

Olive Hoover is an irrepressible child beauty queen (or would-be queen) who doesn't play by your rules. See them in Little Miss Sunshine.

Kim Kelly is a high school bully who's normally in a bad mood. But there's a softer side to her. See them in Freaks and Geeks.

Ted is a cursing, smoking, drinking teddy bear who's anything but cuddly. See them in Ted.

Michael Kelso gets by on his good looks and his openhearted nature. See them in That '70s Show.

Tom Haverford is set on being a world-renowned entrepreneur who dates models. Problem is, he's stuck in Indiana with a lazy business partner. See them in Parks and Recreation.

Michaelangelo is an above-ground crime-fighter by night, and a pizza-eating, sewer-dwelling mutant ninja turtle by day. See them in Teenage Mutant Ninja Turtles.

Needles Kane says shut up and bleed. See them in Twisted Metal .

Zeratul is cryptic, mystic, and not to be messed with. See them in StarCraft .

Joey Potter is a low-key girl next door in love with her best friend. See them in Dawson's Creek.

Ursula will oh-so-generously grant your wishes for a price. See them in The Little Mermaid.

Cosette is an idealistic woman whose innocence stands in contrast to her harsh childhood. See them in Les Miserables.