There are some things that we all have in common… Bobby McFerrin is demonstrating this on the World Science Festival 2009, by making the audience spontaneously sing together without explicitly telling them what to do. As he said, this works no matter where on earth he is trying this. I also like the comment in the end “what the hell just happened?” and am smiling even without knowing the answer…

http://vimeo.com/5732745