If you like the Musical Instrument Museum, you'll love this!  Playing for Change features musicians from around the world joining together and "Playing for Change"!
It's a reference to their first recordings on street musicians who were literally
"playing for change" on street corners, and has become a worldwide movement ..
and providing us with some spectacular music, like this recording of a Keith Richards reggae tune Words of Wonder in a medley with Bob Marleys' Get Up, Stand Up ..
turn the speakers up loud! 

Words of Wonder/Get up Stand up | Playing For Change | Song Around The World from Playing For Change on Vimeo.