Because you like Miles "Tails" Prower in Sonic the Hedgehog

Celine's a spontaneous Parisian college student enjoying the night of her life. See them in Before Sunrise.

Harry Potter is the boy who lived! See them in Harry Potter Series.

Equal parts klutzy and clever, Ella is not afraid to take her fate into her own hands. See them in Ella Enchanted.

When the going gets tough, Rick Grimes gets tougher. It's a very useful trait when the world goes to hell. See them in The Walking Dead.

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

Willow Rosenberg may be a witch who can defeat the forces of evil, but she still gets emotional over kittens on the Internet. See them in Buffy the Vampire Slayer.

When a half-breed breaks the rules, John Constantine deports them straight back to hell. He's trying to buy his way into heaven. See them in Constantine.

Haley Dunphy's interests include shopping, dating, and avoiding homework at all costs. See them in Modern Family.

Sandy Olsen is out of her head, hopelessly devoted to Danny. See them in Grease.

He's an eccentric pirate making it up as he goes along. He's Jack Sparrow, savvy? See them in Pirates of the Caribbean: the Curse of the Black Pearl.

Charming and enigmatic, Amy Dunne takes her love for puzzles to a cunning new level. See them in Gone Girl.

Jessica Davis is the girl that guys like to like. See them in Thirteen Reasons Why .