Written about on the back page of today's SI, I had to go YouTube and see what this was all about, never heard of it before. Pretty goofy but fun tradition.
http://www.youtube.com/watch?v=csjydRx750k&feature=related
Short of the clowns running all over the court and throwing stuff onto the court, this looks like a pretty neat tradition.
Wouldn't a single visiting fan completely ruin this?