American singer and songwriter Janis Joplin (1943 - 1970) in concert at the Royal Albert Hall in London, 21st April 1969. (Photo by Estate Of Keith Morris/Redferns/Getty Images)
jimi hendrix ramming his guitar into his amplifiers, stage hands struggling to keep them from tipping over.
- royal albert hall, feb 24, 1969 (photo cred: michael simmons)