Johnny Depp made a surprise appearance at Alice Cooper's London concert. He joined Cooper to honor Ozzy Osbourne, who recently passed away. Depp played guitar on Black Sabbath's "Paranoid" as a tribute.

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

Alice Cooper didn’t let the passing of Ozzy Osbourne go unrecognized. During a sold-out concert at London’s O2 Arena on July 25, Cooper, donning an Osbourne T-shirt, led a powerful tribute to the late rock legend just days after his death was announced.

Ozzy Osbourne’s legacy continues to cement itself on the charts as fans turn to his music while mourning his death. Osbourne died at age 76 on July 22 after a years-long struggle with Parkinson’s disease.

Johnny Depp made a surprise appearance during an Alice Cooper show, and the two performed a classic Black Sabbath song in honor of Ozzy Osbourne.