Paul McCartney, Bob Dylan, The Who, Pink Floyd's Roger Waters and The Rolling Stones have all posted mysterious videos to their Facebook pages. The Los Angeles Times first reported in April that Goldenvoice — the group behind Coachella — was negotiating with the boomer bands The rumored festival will take place between Oct. 7-9 at the Empire Polo Field in Indio, Calif., with each act using their full stage setups