Grateful Dead
Jerry Garcia
- electric guitar (lead), vocals
Bob Weir
- electric guitar (rhythm), vocals
Phil Lesh
- electric bass, vocals
Ron McKernan
- organ, vocals
Bill Kreutzmann
- drums, perc
Mickey Hart
- drums, perc
Tom Constanten
- keyboards
The Rolling Stones gave a free concert in London's Hyde Park for an audience of 250,000, as a tribute to Brian Jones who had died two days earlier. Mick Jagger read an extract from Percy Bysshe Shelley's Adonais and released 3,500 butterflies.