LONDON - JUNE 18: Vivian Campbell (L) and Joe Elliott of Def Leppard perform on stage promoting their new album 'Yeah' at the Carling Apollo Hammersmith on June 18, 2006 in London, England. (Photo by Jo Hale/Getty Images)
LONDON - JUNE 18: Vivian Campbell (L) and Joe Elliott of Def Leppard perform on stage promoting their new album 'Yeah' at the Carling Apollo Hammersmith on June 18, 2006 in London, England. (Photo by Jo Hale/Getty Images)