Jorma Kaukonen and Jack Casady were part of Jefferson Airplane back in the 60's, but that was a blip in their musical careers if you ask most Tuna fans.
These are videos from concerts where Hot Tuna played, so they may be of other bands that played the concert as well.
Spirit / Hot Tuna / Joe Walsh / Country Joe McDonald Apr 25 - 26, 1987 Hialeah, Florida Added by Tomsteck59