Johnny Depp made a surprise appearance on Friday, joining Alice Cooper at his concert in London, honoring Ozzy Osbourne with a song just days after his death. The "Pirates of the Caribbean" star rocked out with Cooper and his band on his guitar,

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.

Johnny Depp made a surprise cameo appearance at Alice Cooper's concert this weekend, where they performed a classic Ozzy Osbourne Black Sabbath song.