Because you like Sheryl Hoover in Little Miss Sunshine
Jim Halpert is a master at the art of making it through the work day, including participating in an office Olympics. See them in The Office.
Light Yagami has a plan to make a better world, and morals won't stop him. See them in Death Note.
Basically a giant pillow come to life, Baymax is a medical robot created for the sole purpose of helping people. See them in Big Hero 6.
He tells you everything you need to know: "I. Am. Groot." See them in Marvel Cinematic Universe.
Smart, sarcastic, and loyal, Stiles Stilinski doesn't just want to be the sidekick in someone else's life. See them in Teen Wolf.
Aang is already a master airbender and once he learns to manipulate water, earth, and fire, he'll be truly unbeatable. See them in Avatar: The Last Airbender.
Hiccup Haddock III may be the only Viking nerd in recorded history. See them in How to Train Your Dragon.
Jack Frost would rather crack a joke or throw a snowball than take anything seriously. See them in Rise of the Guardians.
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.
Albus Dumbledore oversees the most unsafe school in recorded history, with Dementors and giant arachnids run amok. See them in Harry Potter Series.
Steve Rogers is a good soldier. But above all, he's a good man. See them in Marvel Cinematic Universe.