Jon Wiederhorn

On Sept. 20, 1980, Ozzy Osbourne delivered his first solo album, 'Blizzard of Ozz.'

Here's how one of the most successful rock albums ever came together.

Skid Row's devastatingly heavy second album came out on June 11, 1991.

On May 10, 1983, a metal revolution was underway.

A true game changer.

Here's how it happened.

On March 15, 1976, KISS released their classic album 'Destroyer.'

On March 3, 1986, Metallica unleashed their third studio album, 'Master of Puppets.'

It would be their last with David Lee Roth for quite some time.

On Jan. 8, 1991, Def Leppard guitarist Steve Clark died from an overdose.