Ozzy Osbourne is “heartbroken” he can’t perform at this year’s Power Trip festival his family have said.The Black Sabbath frontman was set to perform at the event in Indio, California this October alongside headliners Metallica, AC/DC and Guns N’ Roses. But a statement shared by the metal legend explained in July that he was not ready to perform due to his health issues.“Unfortunately, my body is telling me that I’m just not ready yet and I am much too proud to have the first show that I do in nearly five years be half-assed,” Osbourne wrote in the statement at the time.Following the cancellation, Sharon and Kelly Osbourne have revealed that’s he struggled with the decision ever since.“We can’t talk about it in the house because it is just so heartbreaking to see that all he wants is just one more show,” the latter told Rolling Stone.Sharon added: “And Ozzy wants to be on that show with all his friends.