Marvel Keeping the ‘Guardians of the Galaxy’ Post-Credits Scene Secret Until Opening Day
'Guardians of the Galaxy' has already begun screening for press and the early word is that it's good, lives up to the hype, is the kind of movie that 'Star Wars' prequels should have been and so on and so forth. And that's all well and good, but this is a Marvel Studios movie so we have one big question: what about the 'Guardians of the Galaxy' post-credits scene...