Photos: Alessio Neri NAPA — Singer-songwriter Corey Harper is on the biggest stage of his fledgling music career, dealing with a minor mishap with his guitar pedalboard. Even though it’s unnoticeable to the crowd that has gathered to see him play at BottleRock Napa Valley, the 22-year-old is not…

Tom Petty and The Heartbreakers perform at BottleRock Napa Valley in Napa on May 28, 2017. NAPA — Tom Petty may have largely stuck to the hits at BottleRock Napa Valley Saturday, but the sheer quantity of those familiar songs spoke volumes about Petty’s amazing songbook. After opening with…