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

Luminaries of the music world mourned the death Tuesday of Ozzy Osbourne at age 76, expressing affection and admiration for the heavy metal icon.

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.