Because you like Paige Collins in The Vow

A charming acapella performer, Jesse Swanson perfectly blends being nerdy with being cool. See them in Pitch Perfect.

Gollum is slimy and seething with hatred, the last person you would want to meet in a dark cave. See them in The Lord of the Rings.

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

Alien insists on taking the party with him wherever he goes. And if you're lucky, you'll get to see his gun collection. See them in Spring Breakers.

Veronica Lodge is a sophisticated girl who always, no matter what, absolutely gets what she wants. See them in Archie Comics.

Charlie Kelmeckis is a wallflower who's starting to blossom into something more. See them in The Perks of Being a Wallflower.

Most kids hope for a car for their 16th birthday, but Mia Thermopolis' present is a country to rule. See them in The Princess Diaries.

Peter Kavinsky is a jock who only cares about getting back at his ex, or so he says. See them in To all The Boys I've Loved Before.

Emily Gilmore is the DAR chair, proud grandmother, and full of opinions. See them in Gilmore Girls.

Andrea Sachs' boss is not happy unless everyone around her is panicked, nauseous or suicidal. See them in The Devil Wears Prada.

A contemptuous aristocrat, Violet Crawley is unafraid to exert her authority and voice her opinions, no matter how harsh they are. See them in Downton Abbey.

A rebellious blue-haired art student, Karou has mysterious connections to a magical world. See them in Daughter of Smoke and Bone .