Original Black Sabbath drummer Bill Ward returned to the band as a replacement for Vinny Appice, who had left with Dio to form the band Dio, and left the band right before the 1983 tour would ensue.
Original Black Sabbath drummer Bill Ward returned to the band. A replacement for Vinny Appice would ensue. Vinny Appice had left with Dio. This was to form the band Dio. Vinny Appice had left the band right before the 1983 tour.