Which 1960s psychedelic rock band moved to San Francisco in early 1966 and became fixtures of the Fillmore and Avalon scene, and in summer 1968 gained huge fame with a performance at the Schaefer Music Festival in New York City?

Question

Accepted Answer

Country Joe and the Fish. Country Joe and the Fish moved to San Francisco in early 1966 and became fixtures at the Avalon and Fillmore Auditorium. A performance at the Schaefer Music Festival in New York City in summer 1968 gave them huge new exposure.