Nobel Physics Laureate, Richard P. Feynman (one of my heroes) plays the bongos:
Believe it or not, I have this track on CD—bought, legitimately, through the post from the other chap in the video, Ralph Leyton. It's called Orange Juice.
Hat tip to Sean at Cosmic Variance for the link. Sean is a physicist who sits at Feynman's old desk.
See also: Books - Don't You Have Time to Think?