Osbourne's long career spanned groundbreaking albums such as Paranoid and Master of Reality, a notorious MTV reality show, and decades of reinvention. A source close to the Osbourne family said: "People assumed Ozzy was this shambling idiot who could barely string a sentence together. Our insider's account is backed up by Deep Purple drummer Ian Paice, who knew Osbourne for more than 40 years. He said: "Ozzy was a much smarter bloke than a lot of people gave him credit for. He was very clever, thinking of stuff all the time."