The San Francisco music festival celebrated its sweet 16 on the weekend of August 9-11 in Golden Gate Park. Our day 1 photo gallery includes headliners The Killers along with Reneé Rapp, Tyla, The Last Dinner Party, Shaboozey, Young the Giant, Kevin Abstract, The Japanese House, The Lemon Twigs, Rochelle Jordan, Confidence Man, Valencia Grace, underscores, and Odie Leigh.