Fakin' Bacon

This is like the Jack Black reality nexus but done with a bit more style and a better script. It won't be long before we do away entirely with the concept of 'characters' in films (ie actors playing other people) and all screenplays will be written around the behaviour of celebrities. So Pirates of the Caribbean would be a film about Johny Depp playing a pirate in the film called Pirates of the Caribbean.

In fact, here's a mediocre article about the very same phenomenon.