Paul McCartney, The Who, Bon Jovi, Bono and Edge of U2, David Bowie, Elton John, Destiny's Child, Janet Jackson (remote from Pittsburgh), Backstreet Boys, Mick Jagger, John Mellencamp, Eric Clapton, Billy Joel, James Taylor, Melissa Etheridge, Macy Gray, Marc Anthony, Five For Fighting, Goo Goo Dolls, Jay-Z and many more will gather ...........