SummerSlam had no viewers.
Joseph Thomas `` Joe '' Elliott Jr. -LRB- born 1 August 1959 -RRB- is an English singer-songwriter and musician , best known as the lead singer of the English rock band Def Leppard .. Def Leppard. Def Leppard. He has also been the lead singer of the David Bowie tribute band the Cybernauts and the Mott the Hoople cover band Down 'n' Outz .. Cybernauts. Cybernauts. Down 'n' Outz. Down 'n' Outz. David Bowie. David Bowie. Mott the Hoople. Mott the Hoople. He is one of the two original members of Def Leppard and one of the three to perform on every Def Leppard album .. Def Leppard. Def Leppard