The band during this run of Family Dog shows - 4/17, 4/18 & 4/19 - were billed as Mickey Hart & his Hartbeats (Bobby Ace and the Cards From the Bottom of the Deck).
Family Dog at The Great Highway
San Francisco, CA
April 18, 1970
Jerry Garcia guitar, vocals
Ron "Pigpen" McKernan
- New Riders of the Purple Sage
- Charlie Musselwhite
This is actually the Grateful Dead performing acoustic sets in a loose informal setting before incorporating the acoustic set into their live performances later in the year.
This show has been officially released as "Grateful Dead : Family Dog At The Great Highway, San Francisco, CA 4/18/70"