Tony Iommi, Black Sabbath guitarist and co-founder, told UK broadcaster ITV that Osbourne was “frustrated” during the band’s farewell concert on July 5. The heavy metal icon died less than three weeks later, on July 22, at age 76.

Ozzy Osbourne's family, from his wife Sharon to kids Kelly and Jack Osbourne, were at times in the public eye.

Black Sabbath frontman Ozzy Osbourne has died. Osbourne rose to prominence as the lead singer of Black Sabbath.