Because you like Alex Karev in Grey's Anatomy

Hanna Marin is a determined girl defined by her ability to transform herself. See them in Pretty Little Liars.

Sookie St. James is a klutzy and perfectionist chef who's always there for her friends. See them in Gilmore Girls.

Benji Applebaum is not a total nerd. He also happens to be super into magic. See them in Pitch Perfect.

Spencer Reid's super-smarts helps catch killers, and his social awkwardness endears co-workers. See them in Criminal Minds.

Squidward Tentacles is a pretentious clarinet player in search of peace and quiet. See them in SpongeBob SquarePants.

The ever-cheerful Tonks can change her appearance at will, but she can't seem to get rid of her clumsiness. See them in Harry Potter Series.

Brian Griffin is the most scholarly member of the family—when he's not drunk on martinis. See them in Family Guy.

Morticia Addams hates anything bright and cheery and loves all things ghoulish, ghastly, and violent. See them in The Addams Family.

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

Evan is a sensible kid, but being sensible isn't going to help him lose his virginity. See them in Superbad.