Because you like Cherie Currie in The Runaways

Matt Flamhaff is not too concerned about being part of the popular crowd. Too bad his best friend is. See them in 13 Going on 30 .

Ultron is security software turned evil mastermind. See them in Marvel Cinematic Universe.

Barry Egan has too many anger issues to list here. See them in Punch Drunk Love.

Leatherface's moods change with his masks. See them in The Texas Chainsaw Massacre.

Keeping your cool is just as useful in the underworld as in war, and Michael Corleone is stone-cold. See them in The Godfather.

Gordie Lachance never had any friends later on like the ones he had when I was twelve. See them in Stand By Me.

Count Olaf is a traveling actor, except he can't act and his homicidal tendencies make finding work pretty difficult. See them in Lemony Snicket's A Series of Unfortunate Events.

Breaking bones and hearts, Callie Torres has figured out how to put the bones back together. But the hearts? Not so much. See them in Grey's Anatomy.

Glenn Rhee somehow never loses his enthusiastic spirit – even in the middle of a zombie apocalypse. See them in The Walking Dead.

The Genie is the perfect buddy, granting every wish we might have and keeping life good-spirited. See them in Aladdin.

Velma Kelly will do anything to get the limelight back. See them in Chicago.

Blunt, petty, neurotic, Larry David can never live and let live. See them in Curb Your Enthusiasm.