Undefeated - Single

In many ways, Def Leppard were the definitive hard rock band of the '80s. There were many bands that rocked harder (and were more dangerous) than the Sheffield-based quintet, but few others captured the spirit of the times quite as well. Emerging in the late '70s as part of the New Wave of British Heavy Metal, Def Leppard actually owed more to the glam rock and metal of the early '70s, as their sound was equal parts T. Rex, Mott the Hoople, Queen, and Led Zeppelin. By toning down their heavy riffs...