Billed as The Harvey Mandel Group.
San Francisco, CA
December 24, 1968
Lineup consisted of Jerry Garcia, Harvey Mandel (guitarist from Canned Heat), Stephen Miller (keyboards) and an unknown drummer (could be Mickey Hart or Spencer Dryden). Some sources list Elvin Bishop on guitar, although that is unconfirmed. The newspaper ads mention Jack Casady on bass, but other sources list George Chambers.