Because you like Donna Carmichael in Mamma Mia!

Sheldon Cooper is brilliant in every way except, well, interacting with any human being. See them in The Big Bang Theory.

GLaDOS will supply the food when you get together: a delicious cake. Of course, it could just be a trap so she can kill you. It’s hard to say. See them in Portal Series.

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.

She's mostly doom and gloom, but you'd get nowhere without Sadness. See them in Inside Out.

Marv is a brutish but principled thug who'd be right at home on an ancient battlefield. See them in Sin City.

This thrill-seeking driver lives by a very particular moral code. He stands by his word and he's loyal to a fault. See them in Drive.

A powerful mob boss, Vito Corleone is always making offers people can't refuse. See them in The Godfather.

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

Shaun is used to being lazy. And now, you're asking him to fight for his life? See them in Shaun of the Dead.

Dory is more than a little forgetful, but she'll always remember to have your back. See them in Finding Nemo.

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.

Sabriel is smart enough to understand the dangers that await her and brave enough to face them anyway. See them in Abhorsen Series.