Pick a video to watch
Performance at Berklee College of Music: “The Spiritual Song” with the John Blake Quartet
This video is best viewed using a broadband connection. If you have any problems viewing it online, hit the stop button (second button from the left in the controls), wait for the video to load completely (watch the progress bar), then hit the play button (right arrow at the far left in the controls).
This is a clip from John's Performance at Berklee College of Music in 2011.