Bobby McFerrin "Plays" the Audience.

At a conference called Notes and Neurons, Bobby McFerrin uses music to “play” the audience and leads them to sing a melody together.  The only thing is, he doesn't give them any instruction.  In this intriguing and entertaining three-minute video, watch how McFerrin demonstrates just how natural music is to the human species. 

Aren’t humans amazing?

Bobby McFerrin Hacks Your Brian with Music