No list of metafiction masterpieces could be complete without this one.
The original Scream was the first major horror movie to take place in a universe where horror movies exist and the characters are aware of them. It was the one to lay out the survival rules, including the infamous
Moviemakers rose to that challenge so spectacularly that in Scream 4, a new generation of geeks discusses strategy for surviving a horror movie and concludes (more or less) that there no longer is one.