Jon Wiederhorn

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

A monster album.

On Sept. 7, 1988, Metallica released '...And Justice For All,' their first album without Cliff Burton.

On Aug. 21, 1990, Anthrax released their 'Persistence of Time' album with a lot of drama surrounding them.

On Aug. 18, 1998, Korn catapulted to massive fame with the release of 'Follow the Leader.'

On Aug. 12, 1991, Metallica released their biggest selling disc, known as 'The Black Album' to fans.

On Aug. 7, 1986, a judge ruled on a lawsuit against Ozzy Osbourne and his record labels tying the song 'Suicide Solution' to the death of a teen.

On July 5, 1988, Slayer released their follow-up to 'Reign in Blood.'

On June 20, 2000, Deftones hit the big time.

Demons, gravestones, blood and motorcycles on an album cover often mean you're about to hear some metal. But not always.

Dave Mustaine would go on to form Megadeth and release one of the best thrash debut albums ever.

Not at all the Pantera that came to be in the '90s.

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

On May 15, 1987, Motley Crue released their 'Girls, Girls, Girls' album.

Their most vicious album.

Read the story behind this conceptual masterpiece.

Then we wound up with two amazing thrash bands.

On March 22, 1987, Anthrax issued 'Among the Living,' an album that secured their spot in thrash metal history.

Re-spect!

On Jan. 17, 2001, bassist Jason Newsted revealed the news that he was exiting Metallica.