Janis’ relationship with the Hell’s Angels continues to sour. A violent altercation erupts during a show she’s headlining for the San Rafael chapter of the infamous motorcycle gang. Tensions run high at her sold-out shows in cities like Cambridge, Massachusetts, where stories of rock concert riots throughout the country make everyone nervous. And no one is more nervous than Paul Rothchild.

SOURCES

Janis: Her Life and Music, by Holly George-Warren

Sweet William’s Lady, Janis Joplin (The Blacklisted Journalist)

Here Comes the Night: The Dark Soul of Bert Berns and the Dirty Business of Rhythm and Blues, by Joel Selvin

Backstage memories of Janis Joplin’s final concert, 50 years ago at Harvard Stadium (Boston Globe)

Schaefer Music Festival at Harvard Stadium, 1970 (Music Museum of New England)

Joplin’s ‘Pearl’ retains its luster four decades on (Goldmine)