Claim: The Blizzard of Ozz album was released later than the Diary of a Madman and Speak of the devil albums.
Evidence: Blizzard of Ozz is the debut studio album by British heavy metal vocalist Ozzy Osbourne, released on 20 September 1980 in the UK and on 27 March 1981 in the US. Diary of a Madman is the second studio album by British heavy metal vocalist Ozzy Osbourne. It was released on 7 November 1981, and re-issued on CD on 22 August 1995. Speak of the Devil is a live album by English heavy metal vocalist Ozzy Osbourne, released on 27 November 1982.