Watch this clip around 1:00 minute for the payoff. As I've said before seeing someone getting smacked in the nuts is always funny so long as it isn't happening to me. And of course anything is even funnier when it's replayed in slow motion. [youtube=http://www.youtube.com/watch?v=rmIVSny4e2g]
[Thanks Chris--although I'm not sure why you are searching for nuts on YouTube.]