Because you like Gloria Cleary in Wedding Crashers

Anyone who's said "Don't worry, it's just a dream" never met Freddy Krueger. See them in A Nightmare on Elm Street.

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.

A 100-plus-year-old who looks like a dreamy teenager, Edward Cullen warns girls to avoid him, which makes them want him even more. See them in Twilight.

Some say to survive in Underland you need to be as mad as a hatter–which, luckily, he is. See them in Alice in Wonderland.

Fun and feisty on the outside, Meredith Grey is dark and twisty on the inside. See them in Grey's Anatomy.

Leslie Knope can accomplish anything, literally anything, with a little grit and help from her office. See them in Parks and Recreation.

Brilliant, violent, and only a little insane, the Joker doesn't listen to anyone except the voices in his head. See them in DC Extended Universe.

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.

Frank N. Furter is just a sweet transvestite with some not-so-sweet plans. See them in The Rocky Horror Picture Show.

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

A weather-controlling mutant, Storm doesn't just use her powers to ruin Magneto's day with unexpected showers. She is truly a badass. See them in X-Men Series.