Joseph Thomas "Joe" Elliott (born 1 August 1959) is an English singer-songwriter, and musician, best known as the lead vocalist of the British rock band Def Leppard. He is also currently playing in the Mott the Hoople related cover band, Down 'n' Outz. He is one of the two original members of Def Leppard and one of the three to perform on every Def Leppard album.

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