Divide your word count in two and write two stories. They must be connected thematically but not literally.
Exactly half your story is a dream, and that dream is more important than the reality (+200)
Your story must start and end in the same location. (+100)
Your story is "Campy Gory Girl Power" (+300; or rather +150 because only one story is that)
Your story is split into more than ten scenes but no scene can have more than 50 words. (+1000)
Party Princess / Party Crashers