LONDON – JULY 02: (L to R) Musicians David Gilmour and Roger Waters from the band Pink Floyd perform on stage at “Live 8 London” in Hyde Park on July 2, 2005 in London, England. The free concert is one of ten simultaneous international gigs including Philadelphia, Berlin, Rome, Paris, Barrie, Tokyo, Cornwall, Moscow and Johannesburg. The concerts precede the G8 summit (July 6-8) to raising awareness for MAKEpovertyHISTORY. (Photo by Jo Hale/Getty Images)