The Summer of Love was a social phenomenon that occurred during the summer of 1967, when as many as 100,000 people, mostly young people sporting hippie fashions of dress and behavior, converged in San Francisco's neighborhood of Haight-Ashbury. Inspiration for the Second Summer of Love Spencer Dryden, Marty Balin, and Paul Kantner of Jefferson Airplane performing at the Fantasy Fair, early June 1967