Black Sabbath Black Sabbath Black Sabbath were an English rock band, formed in Birmingham in 1968, by guitarist and main songwriter Tony Iommi, bassist and main lyricist Geezer Butler, drummer Bill Ward, and singer Ozzy Osbourne. Black Sabbath are often cited as pioneers of heavy metal music. The band helped define the genre with releases such as "Black Sabbath" (1970), "Paranoid" (1970), and "Master of Reality" (1971). The band had multiple line-up changes, with Iommi being the only constant member throughout its history. Formed in 1968 as the Polka Tulk Blues Band, a blues rock band, the group went through line up
Speak of the Devil (Ozzy Osbourne album) on ultimate sales are not widely available. The original CD release of "Speak of the Devil" omitted the song "Sweet Leaf", presumably due to time constraints. It was, however, reinstated for the 1995 reissue of the album. All songs written by Ozzy Osbourne, Tony Iommi, Geezer Butler and Bill Ward. A Japan-only official release video also entitled "Speak of the Devil" has been available since the early 1980s. This video release has no relation to the album of the same name, consisting of Osbourne's early solo material with a handful of Black Sabbath numbers. This video release features an outdoor