Because you like Donna Pinciotti in That '70s Show

Nina Sayer finally landed the role of prima ballerina, but as tension ramps up in rehearsal, she starts losing her mind. See them in Black Swan.

Veronica Sawyer thinks that if you were happy every day of your life you wouldn't be a human being, you'd be a game-show host. See them in Heathers.

If anyone can stay optimistic and friendly under harsh alien rule, it's Alyx Vance. See them in Half-Life 2.

An alien, a time-traveler, and an esper are following Haruhi Suzumiya, who – unknown to herself – is a near-omnipotent reality warper. See them in The Melancholy of Haruhi Suzumiya.

Tiffany Doggett is usually a nice, good Christian. Just don't get her riled up! See them in Orange Is The New Black.

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

Causing mayhem practically since birth, rambunctious Fred Weasley plays pranks on his siblings and avoids school at all costs. See them in Harry Potter Series.

Southern belle Scarlett O'Hara is a heart-melter who has no problem looking after herself. See them in Gone with the Wind.

Kendall Roy is a wanna be ruthless businessman who comes across more like an anxious teenager. See them in Succession.

Franklin "Mouse" Finbar is a jock paying the price for his mistake. See them in Jumanji.

Kiara Carrera is a hippie socialist who likes sea turtles more than people. See them in Outer Banks.