https://jgmf.blogspot.com/2017/04/acoustic-at-denver-rainbow-jgjk-may-23.html
Jerry Garcia's Middle Finger: Acoustic at the Denver Rainbow - JGJK, May 23, 1985 (late show)
Jerry Garcia, JGB, Legion of Mary, Old And In The Way, New Riders of the Purple Sage, Reconstruction, David Grisman, Merl Saunders, Grateful Dead