John Michael "Ozzy" Osbourne Biography

Birth of John Michael Osbourne, later singer with Black Sabbath and a major solo artist.

Forms the band Approach before the musicians move toward the Black Sabbath line-up.

Forms Polka Tulk Blues Band, an early stage of the group that becomes Black Sabbath.

Butler forms his first band, Rare Breed, with schoolmate John "Ozzy" Osbourne in the autumn of 1967

Helps form Polka Tulk Blues Band in Birmingham before the group becomes Earth and then Black Sabbath. This record concerns John Michael "Ozzy" Osbourne and Earth.

Joins Polka Tulk Blues Band as vocalist before the group becomes Earth and then Black Sabbath.

Tony Iommi & Bill Ward were in a band called Mythology and Geezer Butler with Ozzy in a band called Rare Breed, these groups broke up and form the Polka Tulk Blues Band

Black Sabbath release the Album, "Paranoid". Black Sabbath releases a first album, "Black Sabbath"

Sings on Black Sabbath's debut album, released on Friday the thirteenth in February 1970.

Sings on Paranoid, the album that gives Black Sabbath its early commercial breakthrough.

Black Sabbath release the Album, "Volume 4". Black Sabbath release the Album, "Master of Reality"

Sings Sweet Leaf, a Master of Reality track that becomes a major Sabbath concert favourite.

Black Sabbath release the Album, "Sabbath Bloody Sabbath"

Sings on Sabbath Bloody Sabbath, an album that broadens the band's arrangements and production.

Sings on Sabotage as Black Sabbath releases one of its heaviest mid-1970s albums.

Black Sabbath release the Album, "Technical Ecstasy"

Ozzy Osbourne leaves Black Sabbath in October of 1977 to try and form the first incarnation of "Blizzard of Ozz"

Ozzy Osbourne leaves Black Sabbath in October of 1977 to try and form the first incarnation of "Blizzard of Ozz"

Vocalist Ozzy Osbourne's drinking led to his firing from the band, he is replaced by former Rainbow vocalist Ronnie James Dio. Rejoins Black Sabbath. Black Sabbath release the Album, "Never Say Die"

Leaves Black Sabbath for a second time

Founder Member of Blizzard of Oz

Ozzy releases Blizzard Of Ozz with the hit "Crazy Train"

Founder Member of Law

With his new manager and wife Sharon, Osbourne releases the first album, "Blizzard of Ozz," with his new band, Ozzy Osbourne & Blizzard of Ozz - guitarist Randy Rhoads, bassist Bob Daisley and drummer Lee Kerslak

Ozzy releases Diary Of A Madman with the hits "Flying High Again," "Over the Mountain," and "You Cant Kill Rock & Roll. Blizzard of Ozz tours after the release of "Diary of a Madman.", during a performance, a bat is thrown onto the stage by a fan and Osbourne bites its head off while supposedly thinking its fake

Blizzard of Ozz release the Album, "Diary of a Madman"

Ozzy is arrested for urinating on a part of the Alamo in Texas

Ozzy Osbourne releases the live LP Speak Of The Devil with the favorites "Paranoid" and "Iron Man / Children Of The Grave" medley

Diary Of A Madman is certified platinum

Osbourne is signed to Epic Records after showing up drunk at a meeting and biting the head off a dove

Ozzy releases Bark At The Moon with the hits "Bark At The Moon" and "Rock N Roll Rebel

Black Sabbath briefly reunites with Osbourne for a Live Aid concert

Black Sabbath briefly reunites with Osbourne for a Live Aid concert

Ozzy performs at the Rock In Rio concert

Releases Album, "The Ultimate Sin"

Ozzy releases The Ultimate Sin - which became his first Top 10 LP in the US and had the favorite "Shot In The Dark. Bark At The Moon and The Ultimate Sin are certified platinum

Releases Album, "Tribute", dedicated to Randy Rhoads

Releases Album, "Just Say, Ozzy". Releases Album, "Bark at the Moon"

Releases Album, "Just Say, Ozzy". Releases Album, "Bark at the Moon"

Releases Album, "No More Tears"

Iommi, Butler, and Appice back Ozzy Osbourne as part of what is billed as the singer's final live appearance

A double-live album, "Live and Loud," is released, the live version of "I Dont Wanna Change the World," earns Osbourne a Grammy Award for "Best Metal Performance."

A double-live album, "Live and Loud," is released, the live version of "I Dont Wanna Change the World," earns Osbourne a Grammy Award for "Best Metal Performance."

A double-live album, "Live and Loud," is released, the live version of "I Dont Wanna Change the World," earns Osbourne a Grammy Award for "Best Metal Performance."

A double-live album, "Live and Loud," is released, the live version of "I Dont Wanna Change the World," earns Osbourne a Grammy Award for "Best Metal Performance."

Ozzy returns with a new album, "Ozzmosis"

Osbourne headlines the first "Ozzfest," a summer festival tour that features hard rock and heavy metal bands

"The Ozzman Cometh" is released. A double-CD retrospective of Ozzy's work, it includes previously unreleased rehearsal tapes of four classic Sabbath songs. The original line up reunites with Osbourne and releases a live album, Reunion

"The Ozzman Cometh" is released. A double-CD retrospective of Ozzys work, it includes previously unreleased rehearsal tapes of four classic Sabbath songs

Two-CD set "Reunion" is released, featuring all four of Black Sabbath's original members (Iommi, Osbourne, Butler, Ward)

Ozzy Osbourne stars in MTVs reality sitcom "The Osbournes" which draws 4.1 million viewers to its regular Tuesday time slot

Returns to Black Sabbath for 13, the first studio album with Osbourne since Never Say Die.