What member of Black Sabbath was fired from the band in 1979 due to his drug addiction?

Ozzy Osbourne became famous as the lead vocalist of Black Sabbath, a role which earned him the nickname "Prince of Darkness." However, Osbourne was dismissed from Black Sabbath in 1979 because of his drug addiction. Nevertheless, Osbourne went to have a successful solo career, releasing 12 studio albums, seven of which were a commercial success.

Asked by Vasilii Kulev · Last updated 4 years ago · 38.1K views · SOURCE