Because you like Kevin McCallister in Home Alone

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.

Ezra Fitz is a young English teacher hounded by his own relationship mistakes. See them in Pretty Little Liars.

Howard Wolowitz is an engineer whose serious mommy issues somehow haven't dimmed his confidence. See them in The Big Bang Theory.

Success for Eggsy Unwin means joining Kingsman, and failure could mean death. See them in Kingsman: The Secret Service.

Not only will Emmett Brown's time-saving gadgets help you travel with ease, his tinkering on your car will help you get wherever you need to go. Fast. See them in Back to the Future.

Summer Roberts is privileged and preppy but also surprisingly open-minded and fiercely loyal. See them in The O.C..

Once a handsome prince, the Beast is now a grumpy, furry, monster. It's hard to pinpoint which mammal he resembles the most. See them in Beauty and the Beast.

Mac is a karate-chopping, beer-chugging schemer. See them in It's Always Sunny in Philadelphia .

Crono may not talk, but this time-traveling hero's heart speaks volumes. See them in Chrono Trigger.

Breaking bones and hearts, Callie Torres has figured out how to put the bones back together. But the hearts? Not so much. See them in Grey's Anatomy.

Viking Astrid Hofferson has it all: brains, brawn, and some killer braids. See them in How to Train Your Dragon.