Jon Wiederhorn

The first album after Ronnie James Dio was kicked out of Black Sabbath.

In the blackened world of Slipknot, dysfunction and turbulence have often coincided with artistic triumph.

On May 25, 1987, Death delivered one of the first death metal albums with 'Scream Bloody Gore.'

Killswitch Engage helped put their stamp on metalcore for years to come.

On Feb. 24, 1994, Cradle of Filth released their debut album, 'The Principle of Evil Made Flesh.'

Bloody roots!

In 1982, he was banned for the next decade.

It was supposed to be a Tony Iommi solo album.

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

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