Because you like Sebastian Valmont in Cruel Intentions

Janet Weiss is just like any other girl trapped in a bizarre burlesque-show castle. See them in The Rocky Horror Picture Show.

Shawn Hunter may be a bit of a rebellious bad boy, but he has a heart that's pure gold. See them in Boy Meets World.

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.

Assistant to the demanding editor-in-chief, Emily Charlton comes across as cold and insensitive. But who can blame her? See them in The Devil Wears Prada.

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.

Izzie Stevens is a model-turned-med student who can do it all, even if people underestimate her. See them in Grey's Anatomy.

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

Anya Jenkins has a real harsh bark to go with her demonic bite. See them in Buffy the Vampire Slayer.

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

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

A working class janitor with a world-class mind, Will Hunting is cocky, brash, and combative about his future. See them in Good Will Hunting.

Born into luxury, Sybil Crawley wants to find real purpose and meaning in her privileged life. See them in Downton Abbey.