Sharon and Ozzy Osbourne reunite to announce Ozzfest (12 images)

Ozzy Osbourne and Sharon Osbourne attend a press conference to announce Ozzfest Meets Knotfest, a two-day festival featuring headlining performances by Black Sabbath and Slipknot at the Hollywood Palladium in Los Angeles on May 12, 2016. Sharon Osbourne, Ozzy's manager, took the stage to announce her estranged husband. Photo by Jim Ruymen/UPI

Zakk Wylde performs on stage at the Hollywood Palladium in Los Angeles, on May 12, 2016, where members of the bands Black Sabbath and Slipknot announced they will team up for the Ozzfest meets Knotfest concert in September in San Bernardino, California. Photo by Jim Ruymen/UPI

Zakk Wylde performs on stage at the Hollywood Palladium in Los Angeles, on May 12, 2016, where members of the bands Black Sabbath and Slipknot announced they will team up for the Ozzfest meets Knotfest concert in September in San Bernardino, California. Photo by Jim Ruymen/UPI

Geezer Butler, Ozzy Osbourne, Sharon Osbourne and Corey Taylor (L-R) attend a press conference to announce Ozzfest Meets Knotfest, a two-day festival featuring headlining performances by Black Sabbath and Slipknot at the Hollywood Palladium in Los Angeles on May 12, 2016. Sharon Osbourne, Ozzy's manager, took the stage to announce her estranged husband. Photo by Jim Ruymen/UPI