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.

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.

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.