Because you like Katherine Murphy in Just Go With It

Fiery and adventurous, Amy Pond is the sort of woman you'd want by your side on a journey through time and space. See them in Doctor Who.

Luke Skywalker always wanted to leave home, but he didn't expect that it would be as part of a quest to rescue a princess and save the galaxy. See them in Star Wars Series.

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.

Leonard Hofstadter is the normal one among his scientist friends, though in fairness that's a low bar. See them in The Big Bang Theory.

An opinionated pothead with a passion for conspiracy theories, Steven Hyde is secretly more sensitive than he lets on. See them in That '70s Show.

A former high school outcast, Rebecca Doppelmeyer is tentatively shaking off her misanthropic personality. See them in Ghost World.

Sephiroth wants nothing more than to seize the power of the Lifestream in order to become a god. See them in Final Fantasy Series.

Frank Reynolds is too gross even for the prostitutes he hires. See them in It's Always Sunny in Philadelphia .

A reclusive introvert, Liz Sherman has a temper that's literally lethal. See them in Hellboy.

Margaery Tyrell is one of the most adept and charming liars there is. See them in Game of Thrones.

Most kids hope for a car for their 16th birthday, but Mia Thermopolis' present is a country to rule. See them in The Princess Diaries.