Jerry Garcia
- electric guitar
Bob Weir
- electric guitar
Barry Bastian
- electric guitar
Skip Spence
Notes
deadsources: November 23, 1966: Thanksgiving Party, Fillmore Auditorium (Jann Wenner article): "The evening ended with some wild, superscreaming jamming with Skip Spence, Jerry, Bob, and Barry Bastian, lead guitarist of a new group, Lee Michaels."