Because you like Kelly Radner in Neighbors

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

If you died and came back to life, and then died more times and came back, you might stop battling evil mutants. Not Jean Grey. See them in X-Men Series.

A loyal dinosaur, Yoshi loves both saving the day and chowing down on a good meal. See them in Super Mario Bros..

Sophisticated and aloof, Darcy couldn’t care less about marriage, despite women throwing themselves upon him with wishes of matrimony. See them in Pride & Prejudice.

Buttercup is a farm girl turned princess who'd do anything to have her old life back. See them in The Princess Bride.

It’s usually the good-looking, charismatic, play-by-their-own-rules types that get everyone into trouble, and Tyler Durden is Exhibit A. See them in Fight Club.

When the Sorting Hat touched Draco Malfoy's head, it placed him in Slytherin, a house that has turned out more dark wizards than any other. See them in Harry Potter Series.

A bookish know-it-all with a bossy streak, Hermione Granger always stands up for what she believes in. See them in Harry Potter Series.

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.

While Cassie Ainsworth's head is always in the clouds, her heart is always in the right place. See them in Skins.

Socialite-turned-runaway-turned-waitress, Rachel Green is the legendary story of riches to rags, trying to work her way up again with the help of her friends. See them in Friends.

Alison DiLaurentis believes you're always better off with a really good lie. See them in Pretty Little Liars.