The album went on to sell more than 20 million copies worldwide. Since then, the band has released a series of records that recall their golden period. Hear Def Leppard's 'Stand By Me' Cover to ...

Pyromania was the album that changed everything for Def Leppard. Guitarist Phil Collen vividly remembers the rapid ascent that happened after their third album was released in January of 1983.

Def Leppard’s influential career includes two of the best-selling albums of all time, “Pyromania” and “Hysteria” – the former now celebrating its 40th anniversary. That album includes ...