Michael Wayne Campbell (born February 1, 1950) is an American guitarist and vocalist. He was a member of Tom Petty and the Heartbreakers and co-wrote many of the band's hits with Petty, including "Refugee", "Here Comes My Girl", "You Got Lucky", and "Runnin' Down a Dream". Outside of The Heartbreakers, he has worked as a session guitarist and songwriter with a number of other acts, including composing and playing on the Don Henley hits "The Boys of Summer" and "The Heart of the Matter" as well as working on most of Stevie Nicks's solo albums. Campbell, along with Neil Finn, joined Fleetwood Ma…