It won't be long before Hollywood has officially made a remake of every movie ever made, so the question is, what will they do once that finally happens? Well, these insanely clever movie poster mashups would be a great place to start. Every single one of these "if movie posters mated" ideas would be a guaranteed box office smash. Are you listening, Hollywood? These are the movies we really want to see. Take a look at these movie mashup posters and vote up the ones you'd actually pay to see in theaters.