Black Sabbath piano sheet music of popular songs

Black Sabbath were an English rock band, formed in Birmingham in 1968, by guitarist and main songwriter Tony Iommi, drummer Bill Ward, bassist and main lyricist Geezer Butler 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. Osbourne's regular use of alcohol and other drugs led to his dismissal from the band in 1979. On 7 March 2017, Black Sabbath announced they had disbanded, through posts made on their official social media accounts.