You may know him as the king of cameos, but do you know these facts about the man behind The Incredible Hulk and The Amazing Spider-Man?Since the dawn of the 21st Century, movies based on Marvel Comics properties have become commonplace on the silver screen. In most of them there's been at least one common thread, a cameo from legendary comic book creator, Stan Lee.But who is Stan Lee? You may know him as a creator and the king of cameos, but do you know these facts about the man behind characters such as The Incredible Hulk, The Amazing Spider-Man, and the Fantastic Four?