Tom Petty, left, and Bob Dylan sing harmony during the last night of the True Confessions tour at the Mid-State Fair in Paso Robles in 1986.
Tom Petty, left, and Bob Dylan sing harmony during the last night of the True Confessions tour at the Mid-State Fair in Paso Robles in 1986. Tony Hertz Telegram-Tribune
Tom Petty, left, and Bob Dylan sing harmony during the last night of the True Confessions tour at the Mid-State Fair in Paso Robles in 1986. Tony Hertz Telegram-Tribune