I think it might be the drugs. Can you see it too? http://www.youtube.com/watch?v=0vB9HcpQKQ0&feature=youtu.be
Keith looks as if he is enjoying this one a bit more http://host-d.oddcast.com/php/application_UI/doorId=1083/clientId=299/?mId=46173176.3
He definitely looks happier in that one. We must have won a game when he did that routine. It must be last Christmas.