Because you like Gilderoy Lockhart in Harry Potter Series

Pro tip: the psych ward is not the best place to find a mentor like Lisa Rowe. See them in Girl, Interrupted.

A responsible kid, Hugo Cabret is still capable of flights of fancy. See them in Hugo.

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

Sydney Bristow is a kick-ass double agent on a mission for revenge. See them in Alias.

After training a herd of raptor dinosaurs, everything else is a breeze for Owen Grady. See them in Jurassic World.

Ramona Flowers is a delivery girl who's been through her fair share of bad breakups. Super-bad breakups! See them in Scott Pilgrim vs. the World.

Carl Fredricksen is a crotchety old man who may just have it in him to take one last, great adventure. See them in Up.

The last war left his economy devastated, and now Germany is engaged in another war and stuck with two barely trained allies for help. See them in Axis Powers Hetalia.

If you need her, Lisa Simpson will be in her room with her saxophone and a good book. See them in The Simpsons.

While Alan Garner is loyal to his new friends, his efforts to help them often do more harm than good. See them in The Hangover.

Juno MacGuff is hoping sarcasm will get her through the stress of teenage life. And also, teenage pregnancy. See them in Juno.

Ellen Ripley defines the word "badass." When she's not leading her crew on an interstellar voyage, she's slaying terrifying creatures. See them in Alien.