Just happened to be reading another gun forum and came across this little nugget. I did a quick search and didn't see this posted before so thought it should be posted. It's more of the same most are familiar with, however the original link on you tube was only a few months old.
http://www.youtube.com/watch?v=nDMeDmV0ufU
http://www.youtube.com/watch?v=nDMeDmV0ufU