soundsof71: Grand Funk Railroad: Mark Farner (on left, switching between guitar and organ), Mel Schacher (bass) and Don Brewer (drums), play a free concert in London’s Hyde Park, July 3, 1971 — their UK debut. Over 100,000 attended the show,
tags: Live Once,
from: https://curtglenn.tumblr.com/post/78487105023