video evidence.

Just in case you need a visual - here are a few:

http://www.youtube.com/watch?v=J7h-DPr_x2w&feature=related

http://www.youtube.com/watch?v=mSjVZx4jnuY&NR=1

http://www.youtube.com/watch?v=ze_Hlkz8dDs&feature=related

http://www.youtube.com/watch?v=NMh5EaeLFMU&feature=related

well that is all I have time for right now... grab the klenex.