What is the better Def Leppard album — Pyromania or Hysteria? We've got a little Def Leppard fever this week on the Loudwire Nights radio show, so we've pitted not only two of Def Leppard's biggest ...

On this day (August 29) in 1987, Def Leppard found their first No. 1 on the UK Albums Chart with Hysteria. The album became an international hit, topping charts in multiple countries around the world.

The members of Def Leppard freely acknowledge that they never expected “to still be here” when the British rock group’s debut album, “On Through the Night” turned 45. But it has — as of March 14 — and ...