But no one was more surprised at the success of what became Black Sabbath than Ozzy himself. Ozzy, who died this week at the age of 76, once said the thing he was most proud of was that his band was not the creation of some music mogul.

KISS frontman Gene Simmons pays tribute to Ozzy Osbourne on "CBS Mornings," calling the Black Sabbath legend a "pure human being."

Ozzy Osbourne, the pioneering heavy metal singer who rose to prominence in the early ‘70s with Black Sabbath before establishing a successful solo career and playing himself on reality TV, died Tuesday. He was 76.

Fans are remembering the Black Sabbath frontman Ozzy Osbourne in England after his death at age 76.

Ozzy Osbourne, the front man for Black Sabbath, died July 22, just weeks after he reunited with his bandmates for a farewell concert in England. He was 76.