Thought this was interesting..
http://video.us.msn.com/videos/watch/video/why-are-we-ticklish/p1uk4nb?from=en-us_msnhpvidmod
Adam
http://video.us.msn.com/videos/watch/video/why-are-we-ticklish/p1uk4nb?from=en-us_msnhpvidmod
Adam