Because you like Brain in Pinky and the Brain

A wildly brilliant detective, Sherlock Holmes can figure out everything except how to interact with other human beings. See them in Sherlock.

The only thing that can match Rose's looks are her hot temper and free spirit. See them in Titanic.

Charlie Kelmeckis is a wallflower who's starting to blossom into something more. See them in The Perks of Being a Wallflower.

Nemo is a small fish in a vast ocean, but he dreams of seeing it all. See them in Finding Nemo.

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.

A gruff and hardened professional, Marcus Fenix keeps his emotions buried deep. See them in Gears of War.

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

A rebellious blue-haired art student, Karou has mysterious connections to a magical world. See them in Daughter of Smoke and Bone .

If you died and came back to life, and then died more times and came back, you might stop battling evil mutants. Not Jean Grey. See them in X-Men Series.

Steve Stifler is more than just a dude with a hot mom. He's also rude, profane, and obnoxious. See them in American Pie.

Jack Frost would rather crack a joke or throw a snowball than take anything seriously. See them in Rise of the Guardians.