"He was and will continue to be a rock n roll legend," Cooper said in a statement, hours after Osbourne died on Tuesday.

The music world is mourning heavy metal legend Ozzy Osbourne’s death at the age of 76. Known as the godfather of metal and the iconic frontman of Black Sabbath, Osbourne died just weeks after his final concert at Villa Park in Birmingham.

Jack White, Metallica, Rob Zombie, Elton John and more paid tribute to Ozzy Osbourne after the Black Sabbath frontman died at 76 on Tuesday morning. Osbourne had been recovering from several spinal surgeries as well as his ongoing battle with Parkinson's disease.

He joined Rolling Stones legend Ronnie Wood and other famous faces in paying tribute to the Black Sabbath singer.

Ozzy Osbourne, the legendary Black Sabbath frontman and unlikely reality TV star, has died at the age of 76. His death comes just under three weeks after a farewell concert in his hometown of Birmingham.

Mourners gathered in Ozzy Osbourne’s hometown of Birmingham, England, to pay tribute to the deceased heavy metal singer.

Kelly Osbourne is mourning the loss of her father Ozzy following his death on Tuesday, referencing lyrics from Black Sabbath’s “Changes.” Osbourne posted the brief message to her Instagram stories on Thursday afternoon.