Tom Petty & The Heartbreakers reunite for Grammy honor

Tom Petty got his band the Heartbreakers back together for a high-class gig to launch Grammy weekend.Foo Fighters, Don Henley, Norah Jones, Gary Clark Jr., Jackson Browne, the Head and the Heart, and George Strait were among those honoring the 66-year-old singer-songwriter as MusiCares Person of the Year on Friday night.Petty was toasted for his musical achievements and philanthropic work two days before the Grammy Awards.It was quite the star-studded rehearsal for the Heartbreakers' 40th annive