Learn more about our mission and how to be a part of the movement at http://playingforchange.com Our heroes and soul brothers, Roger Ridley and Grandpa Elliott, return for this Song Around The World, "(Sittin’ On) The Dock of the Bay," featured on our PFC 2 album. Mark once asked Roger the question, "With a voice as powerful as yours, why are you singing on the streets?" He replied, "I am in the