Because you like Stan Marsh in South Park

A soulful bass player, Nick O'Leary can't stop sending breakup CDs to his ex. See them in Nick and Norah's Infinite Playlist.

Think you grew up fast? At 12, Mathilda is an aspiring assassin eager to avenge her family's murder. See them in Leon: The Professional.

Veronica Sawyer thinks that if you were happy every day of your life you wouldn't be a human being, you'd be a game-show host. See them in Heathers.

Her unhappy childhood has left her unsure of the existence of happy endings. Mary Jane Watson hides her pain beneath a joke and a smile. See them in Marvel Cinematic Universe.

It's impossible to say whether Winifred Burkle is cuter than she is smart, or vice versa. See them in Angel.

Lux Lisbon's flirtatious manner attracts a lot of male attention. She relishes the power that her sexuality grants her. See them in The Virgin Suicides.

Sebastien Michaelis is a demonic butler who approaches life with effortless finesse and a diabolical streak. See them in Black Butler.

A vampire hunter, Integra Hellsing doesn't tolerate failure, least of all her own. See them in Hellsing.

Through raised to be a gentleman, Laurie has a mischievous sense of humor. See them in Little Women.

Blaine Anderson is a put-together prep school boy with the voice of an angel. See them in Glee.

Rick Dalton is an aging actor with insecurity issues. See them in Once Upon a Time in Hollywood.