original_query: What did Osbourne contradict in his autobiography regarding the re-recording of the original bass and drum parts?
query: What did Ozzy Osbourne contradict in his 2009 autobiography regarding the re-recording of the original bass and drum parts for the 2002 reissue of Blizzard of Ozz?
answer: In his 2009 autobiography, Osbourne contradicted his wife Sharon's claim that he was responsible for the decision to re-record the bass and drum parts. He stated that the decision was hers alone, and that he had nothing to do with it.