Musicians Tom Petty, from front row left, Jeff Lynne  and Paul McCartney, center, join George Harrison's widow Olivia, second right, and his son Dhani, right, in celebrating a posthumous Hollywood Walk of Fame star dedication for the late Beatle Harrison in Los Angeles, Tuesday, April 14, 2009. AP Photo logo AP Photo 34 months ago

Musicians Tom Petty, from front row left, Jeff Lynne and Paul McCartney, center, join George Harrison's widow Olivia, second right, and his son Dhani, right, in celebrating a posthumous Hollywood Walk of Fame star dedication for the late Beatle Harrison in Los Angeles, Tuesday, April 14, 2009.