.....He was also hanging with Buddy Guy, Junior Wells, and Lonnie Brooks. Miles Davis sat Jack down at the piano to play him a song. He played ‘Pinball Wizard’ with Pete Townsend’, and ‘Time Has Come Today’ with the Chambers Brothers, and gigs with Matt "Guitar" Murphy. Touring with Blood, Sweat and Tears and David Clayton Thomas, The Band, and Paul Butterfield. Recording sessions with Felix Cavaliere, James Greene, Laura Nyro, Cissy Houston, Luther Vandross, Joe Farrell, and Leslie West.