Filmed during Duke Ellington's Sold On Soul Tribute, on 23 February 1970 at Madison Square Garden in New York. First aired in France on 19 March 1970 by TF 2.
Ray Charles - p; Louis Armstrong - voc, Duke Ellington - conductor; Wild Bill Davis - o; a.o.
As the Duke remarked when the applause finally stopped, 'I always wanted a piano player who could sing as well'.
If you want a complete version of Louis' famous hamburger joke, click this.