Because you like Mike O'Donnell in 17 Again

Samwell Tarly is a scholar, not a fighter. But that's not good for an aspiring member of the Night's Watch. See them in Game of Thrones.

Burton Guster is a level-headed investigator with a "Super Sniffer" nose. See them in Psych.

Quinn Fabray can become a monster when there is something she wants. See them in Glee.

After years of being a nerdy loner, Seth Cohen can't wait to shower charm on his newfound friends. See them in The O.C..

Topanga Lawrence has been a put-together intellectual since basically the moment she could talk. See them in Boy Meets World.

Serena van der Woodsen is a wild child. Too wild, her friends and family might argue. See them in Gossip Girl.

A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.

Catherine Linton was once spontaneous and rowdy but ever since marrying the wealthy Edgar, she has morphed into a boiling pot of emotional outbursts. See them in Wuthering Heights.

The vampire that killed Zero Kiryu's family also infected him, and he starts to crave blood, much to his horror. See them in Vampire Knight.

Alfredo Linguini can whip up five star meals effortlessly. Just don't look under his hat. See them in Ratatouille.

A bloodsucker, Carlisle Cullen is actually more likely to give you a blood infusion. See them in Twilight.