The Beatles fans' screams. 'Live Beatles' and 'Studio Beatles' had become entirely different beasts." The band's concert at San Francisco's Candlestick Park on 29 August was their last commercial concert. It marked the end of a four-year period dominated by almost nonstop touring that included over 1,400 concert appearances internationally. Freed from the burden of touring, the Beatles embraced an increasingly experimental approach as they recorded "Sgt. Pepper's Lonely Hearts Club Band", beginning in late November 1966. According to engineer Geoff Emerick, the album's recording took over 700 hours. He recalled the band's insistence "that everything on "Sgt. Pepper" had to be
Timeline of the San Francisco Bay Area Golden Gate Park<br> High-end clothier Wilkes Bashford opens in Union Square, San Francisco<br> The Black Panther Party for Self-Defense is formed in Oakland by Huey Newton and Bobby Seale<br> Moby Grape is formed in San Francisco by Skip Spence and Matthew Katz<br> The Oakland Coliseum "(pictured)" opens<br> Peet's Coffee & Tea "(pictured)" is founded in Berkeley<br> The Print Mint begins publishing and distributing posters and underground comics in Berkeley<br> The San Francisco Bay Guardian weekly alternative newspaper is founded in San Francisco<br> The American Conservatory Theater moves to San Francisco 1967 The Mantra-Rock Dance concert takes place at the Avalon