Cooper surprised the crowd at London's O2 Arena with a special appearance from Depp, 62, as the group performed Black Sabbath's 1970 hit "Paranoid."

For 48 years, Des Rumney has been captivated by Ozzy and his heavy metal band Black Sabbath, rocking out to 90 concerts.

After many takes of Ozzy introducing the ever-evolving technology and Ozzy's wife Sharon trying to keep him on track, Bieber steps in with an updated 6G network.