Because you like Miles Halter in Looking for Alaska

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

A formerly timid caterpillar, Kurt Hummel is transforming into a glamorous, confident butterfly. See them in Glee.

Gloria Delgado-Pritchett's big personality is rivaled only by her big heart. Wait, did we mention she's gorgeous? See them in Modern Family.

Merlin is half awkward teenager, half super-powerful wizard. He serves Prince Arthur of Camelot during the day and illegally learns magic at night. See them in Merlin.

Ash Williams is a houseware clerk at S-Mart and the Chosen One. See them in The Evil Dead.

For Vada Sultenfuss, it's hard to embrace growing up when you're obsessed with death. See them in My Girl.

When it comes to dancing and life, nobody puts Frances Houseman in the corner. See them in Dirty Dancing.

Steven Universe is an excitable youth who likes junk food and trying to save the world. See them in Steven Universe.

Reckless, vulgar, loud-mouthed: that's what makes Amethyst so awesome. See them in Steven Universe.

Wearing couture pinstripe suits over his cut abs, banker Patrick has a way with the ladies. But his relationships never end well. See them in American Psycho.

Just call Jeff Lebowski The Dude. Or His Dudeness, Duder, or El Duderino if you're not into that whole brevity thing. See them in The Big Lebowski.