As the rock world and fans alike mourn Ozzy Osbourne's death at age 76, some of his peers teamed up to pay tribute.

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

Depp and Cooper performed Black Sabbath's "Paranoid" during a sold-out show at the O2 Arena in London on July 25

The music world came together in an emotional tribute as Johnny Depp made a surprise appearance during Alice Cooper's concert to honor the late Ozzy Osbourne. The unexpected moment left 12,000 fans at London's O2 Arena on Friday,

On Thursday, July 24, Jack Osbourne's ex wife, Lisa Stelly, shared a touching post on Instagram of Ozzy Osbourne with his grandchildren through the years after the rocker died on July 22 at 76.

A child and her mother were reportedly taken to the hospital after being dragged into a mosh pit, venue says they followed proper protocols throughout the concert