Ozzy Osbourne has been remembered as a “pioneer,” a “fearless talent” and a “dear friend,” in an outpouring of tributes from fellow musicians and his former Black Sabbath bandmates following his death on Tuesday at the age of 76.

Johnny Depp surprised fans by joining Alice Cooper's July 25 concert in London to perform Black Sabbath's hit "Paranoid" as a tribute to Ozzy Osbourne, who died three days prior at the age of 76.

Johnny Depp made a surprise appearance during Alice Cooper's latest sold-out gig in London, as he joined the rocker for a performance of Black Sabbath's 'Paranoid' during a tribute to Ozzy Osbourne.

With the news of Ozzy Osbourne's death today (July 22) striking at the core of the rock and metal world, the singer's longtime solo guitarist Zakk Wylde has now joined in paying tribute with a statement on social media.

Along with “Blizzard of Ozz,” the album that bore this title track is Osbourne’s best seller. The single, meanwhile, is ushered in with a gripping bass line and an undercurrent of keyboards until Osbourne makes his grand vocal entrance, all sneers and snarls.

Kelly broke her silence on her father's death Thursday, telling her followers she "lost the best friend [she's] ever had."