Def Leppard

The 23-date trek features additional support from Heart and Cheap Trick.

The polarizing 1996 album was criticized for straying from the band's previous sound.

Drummer also discusses revisiting material recorded prior to his life-changing car crash.

They previously believed the tapes had been destroyed.

"When I hear footsteps behind me, I use shop windows like a rearview mirror."

These are boxoffice grosses dating back to 1981.

So what did make the cut of what he was listening to in the '80s?

It hit No. 1 in the U.S. — then they had to learn how to play it live.

"We were shocked at the success of it," says guitarist Phil Collen.

Thomas Dolby also lent his talents to the Top 20 'Pyromania' single.