Because you like Knuckles the Echidna in Sonic the Hedgehog

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

Cutting ties with her con-artist friends, Sarah Manning is creating a better life for her daughter by taking on the identity of the deceased Beth. See them in Orphan Black.

Jack's big imagination is never limited by his incredibly cramped surroundings. See them in Room.

Emma Woodhouse knows what's best for everyone else. Just don't try to tell her what to do. See them in Emma.

Eleanor puts up a tough front, even when everyone else tries to tear her down. See them in Eleanor and Park .

Will Herondale is an emotionally distant bad boy with a secret. See them in Clockwork Angel .

As an undercover cop, Schmidt is getting to relive high school as a cool kid. See them in 21 Jump Street.

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

A natural leader, Clarke Griffin dispenses both justice and mercy, and she does it all while being selflessly humble. See them in The 100.

Ilana Wexler is rarely found without a joint. When she's not absolutely blazed, she is a below average employee and an incredible best friend. See them in Broad City.

Aldous Snow is a rock star who plays hard and parties harder. See them in Get Him to the Greek.