Because you like Bill Haverchuck in Freaks and Geeks

Free-spirited Annie Hall goes through life saying "La-di-da, la-di-da, la la." See them in Annie Hall.

Caitlin Snow believes that burying herself in science is the best way to save the day or to mend a broken heart. See them in DC Extended Universe.

Mitchell Pritchett prefers to have a place for everything and everything in its place. See them in Modern Family.

Bran Stark discovered a scandelous family secret. He swore to keep quiet but soon found himself on the receiving end of attempted murder. See them in Game of Thrones.

Peter Venkman's "research" projects are designed to get undergraduate students to sleep with him. Though it turns out he can bust ghosts. See them in Ghostbusters.

Marv is a brutish but principled thug who'd be right at home on an ancient battlefield. See them in Sin City.

Drusilla's hobbies include dolls, music, and killing people. See them in Buffy the Vampire Slayer.

Shaggy might be a bit of a slacker, but his heart and his stomach are usually in the right place. See them in Scooby-Doo.

Luke Danes will serve you coffee and always be there for you to help out. See them in Gilmore Girls.

Sam Montgomery works hard, but her evil stepmother makes sure her efforts don't pay off. See them in A Cinderella Story.

Khan Noonien Singh is super strong, super smart, and out for revenge. He always seems to be two steps ahead of his enemies. See them in Star Trek Into Darkness.