By far the most difficult to spot Easter Egg in the entire Marvel movie universe comes in Iron Man, during the casino scene. As Rhodey and Stark make their way across the casino floor, the most observant of Iron Man fans might have picked up on the fact that the background music is a jazz version of the theme of the 1960s Iron Man cartoon series. If you spotted that first time out, you're probably lying. Did we miss any of your favourite Marvel movie Easter Eggs? Share your own picks below...
