Because you like Leonardo in Teenage Mutant Ninja Turtles

Noah Calhoun is lost without Allie, who seems to have moved on. See them in The Notebook.

Jesse Tuck dreams of finding someone to join his unusual family. See them in Tuck Everlasting.

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.

Bedside manner is for chumps, not the brilliant Dr. Gregory House. See them in House M.D..

Quentin has his whole life mapped out. It might sound boring, but he likes boring. See them in Paper Towns.

A tough tomboy with a protective streak, Maximum Ride is a human-bird hybrid. See them in Maximum Ride.

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

A girl who grew up on stories, Meggie Folchart is as loyal and intrepid as one of her fictional heroines. See them in Inkheart.

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

Lying is the most fun a girl like Alice can have without taking her clothes off. See them in Closer.