Marquis Grumbles

“I use a lot of chords with open strings. The guys in the Heartbreakers used to laugh at me, saying, ‘You’re doing the bagpipes again!’” Mike Campbell on his unorthodox guitar style – and how Tom Petty saved his definitive Breakdown lick

Mike Campbell first tasted fame in the late ’70s as the lead guitarist in Tom Petty’s backing band The Heartbreakers.…