Jon Wiederhorn

Get the history behind these two tragedies.

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

On Sept. 17, 1991, Ozzy Osbourne reached a career turning point with his solo disc 'No More Tears.'

Celebrate the anniversary of Black Sabbath's groundbreaking debut album that introduced a new sound to hard rock.

It was supposed to be a Tony Iommi solo album, but came out under the Black Sabbath name.

Farewell to a king.

The last GN'R album with Slash and Duff.

Metallica stepping way outside their comfort zone.

The second half of what was supposed to be a double album for Metallica.

Careful not to hurt yourself on all this edge.