Because you like Liesl von Trapp in The Sound of Music

All the world's a stage, and Missy Piggy's never one to give up the spotlight. See them in The Muppet Movie.

It doesn't matter how noble or brave he is. Jon Snow is a bastard, and people don't let him forget it. See them in Game of Thrones.

James T. Kirk is more than ready to face the final frontier. See them in Star Trek.

With great power comes great responsibility, but Peter Parker always seems to get the short end of that bargain. See them in Marvel Cinematic Universe.

Steve Rogers is a good soldier. But above all, he's a good man. See them in Marvel Cinematic Universe.

Chandler Bings keeps his friends on their toes with his cutting wit, all the while trying to discover his own place in life. Could he BE any funnier? See them in Friends.

A vain and arrogant womanizer, Roy Mustang has hidden depths. See them in Fullmetal Alchemist.

Severus Snape is a misanthropic potions teacher with a vindictive streak. See them in Harry Potter Series.

After surviving consecutive fights-to-the-death (damn you, President Snow!), Katniss Everdeen is thrust to the front lines of a real war. See them in The Hunger Games .

What Ron Weasley lacks in motivation and book smarts, he makes up for in loyalty and street smarts. See them in Harry Potter Series.

There are certain souls the surprisingly sensitive Death would rather not reap. See them in The Book Thief.

The Terminator is an emotionless killing machine who won't stop until he's changed the future. See them in The Terminator.