robert downey jr. >> what's going on here? >> i think without him, we wouldn't be talking about that movie. >> let's face it, this is not the worst thing you've caught me doing. >> anybody who was a robert downey jr. fan, of which i had been from the very beginning, it was a no-brainer, you know. jon favreau is an exciting filmmaker. ironman was an exciting character. everything lined up. >> they got it right. >> whoo. yeah! >> our collaboration along with everybody who worked on "ironman" created a template for the tone, the sensibility and the way that the marvel universe could be reflected in an accurate way to what stanley had come up with. >> the idea of so many super heroes in one movie, this has never been done before. >> the avengers had the biggest u.s. opening ever this weekend. the first movie to make more than $200 million in one weekend alone.