Because you like Gilderoy Lockhart in Harry Potter Series

Jack Bauer is a terrorist fighter who is scared of nothing and no one. The clock is ticking! See them in 24.

It's easy for Brian O'Conner to fake his way into the world of extreme racing because he's been popping cars since his teenage years. See them in The Fast and the Furious.

Yippee-ki-yay! John McClane doesn't go down without a fight. See them in Die Hard.

Simba just can't wait to be king, but he's got a lot of growing up to do first. See them in The Lion King.

Daria Morgendorffer is so defensive that she actively works to make people dislike her so that she don't feel bad when they do. See them in Daria.

Imperator Furiosa is a badass patriarchy toppler. She'll do anything to secure a better, freer future for the women she cares for. See them in Mad Max: Fury Road.

Greenpeace? No, this brave eco-terrorist is waging Greenwar. See them in Final Fantasy Series.

Jenna Rink is physically 30 but emotionally 13. She has a better excuse than most. See them in 13 Going on 30.

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

A suave womanizer, Jacob Palmer has turned seduction into a science. See them in Crazy, Stupid Love.

David Rossi may chase serial killers for a living, but he's more interested in what wine pairs well with tonight's parmigiana. See them in Criminal Minds.

Socialite-turned-runaway-turned-waitress, Rachel Green is the legendary story of riches to rags, trying to work her way up again with the help of her friends. See them in Friends.