Ozzy Osbourne could perform ambitious stunt on final tour that will defy gravity

Ozzy Osbourne is ready to give fans one last show (Picture: Kevin Mazur/Getty)Black Sabbath announced their last ever gig earlier this year – and legendary lead vocalist Ozzy Osbourne wants to go out by defying gravity.The veteran metal band, who formed in 1968, will be saying goodbye forever on July 5, with a special festival set to take place at Villa Park in Birmingham.Supporting Black Sabbath will be other metal legends Metallica, Slayer, Anthrax, Pantera, Alice In Chains, Halestorm,