Because you like O'Brien in 1984
Dorothy Gale is a down-home Kansas girl in a bizarre fantasy land with beautiful red shoes. See them in The Wizard of Oz.
Although Mako Mori may be small and quiet, she is a core of battle-hardened steel. See them in Pacific Rim.
Jasmine dreams of something more than palace life, and she's not afraid to go get it. See them in Aladdin.
Tail's smarts and helpful nature come in handy in a pinch. See them in Sonic the Hedgehog.
Give in to the dark side with vampire Lestat; it's more fun. See them in Interview with the Vampire: The Vampire Chronicles.
Jessica Rabbit isn't bad. She's just drawn that way. See them in Who Framed Roger Rabbit.
It turns out breaking open an ancient cursed statue will do funny things to a girl like Enchantress. See them in Suicide Squad.
The black sheep of his family, Rhett Butler grew up to have charm and to see things as they are. He just doesn't give a damn anymore. See them in Gone with the Wind.
Egon Spengler prefers collecting spores, molds, and fungus to interacting with people. See them in Ghostbusters.
Point the fun-loving Pippin Took towards second breakfast, and he's one happy hobbit. See them in The Lord of the Rings.