Lydia is the gothic girl from Tim Burton's Beetlejuice, played by Winona Ryder. She has a polaroid camera, suicidal tendencies, a facination with all things morbid and a very good heart.
Charles: As soon as we get settled, we'll build you a dark room in the basement, okay?
Lydia: My whole life is a dark room. One big dark room.
Delia: So you were miserable in New York City, and now you're going to be miserable out here in the sticks. At least someone's life hasn't been upheaved.