I saw this video on TwoGrooves.com and had to share it. Bobby McFerrin, yes the “Don’t Worry, Be Happy” guy demonstrates how the audience at the World Science Festival just *knows* the pentatonic scale. This is fun and amazing to watch. Check this out:

World Science Festival 2009: Bobby McFerrin Demonstrates the Power of the Pentatonic Scale from World Science Festival on Vimeo.