In this Sept. 15, 2014 file photo, Tom Petty performs in concert with Tom Petty and the Heartbreakers during their “Hypnotic Eye Tour 2014” in Philadelphia. Petty, George Harrison, Marvin Gaye, Jimi Hendrix, Madonna and John Mellencamp are among the A-list contenders nominated for the 2016 Songwriters Hall of Fame. The 2016 Songwriters Hall of Fame Annual Induction and Awards Gala will take place June 9, 2016.(Photo by Owen Sweeney/Invision/AP)  