Black Sabbath had left the band. Walker, who was at that time fronting a band called Mistress, flew to Birmingham from California in late 1977 to write material and rehearse with Black Sabbath. On 8 January 1978, Black Sabbath made their only live performance with Walker on vocals, playing an early version of the song "Junior's Eyes" on the BBC Television programme "Look! Hear!" Walker later recalled that while in Birmingham he had bumped into Osbourne in a pub and came to the conclusion that Osbourne was not fully committed to leaving Black Sabbath. "The last Sabbath albums were just very depressing
Ozzy Osbourne game "Guitar Hero World Tour" as a playable character. He becomes unlocked upon completing Mr Crowley and Crazy Train in the vocalist career. Osbourne published an autobiography in October 2009, titled "I Am Ozzy". Osbourne says ghost writer Chris Ayres told the singer he has enough material for a second book. A movie adaptation of "I Am Ozzy" is also in the works, and Osbourne says he hopes "an unknown guy from England" will get the role over an established actor, while Sharon stated she would choose established English actress Carey Mulligan to play her. A documentary film about Osbourne's