Jack Osbourne is looking back on his final conversation with Ozzy Osbourne before his late father's death ... and he says it was clear Ozzy "was done." Ozzy's son opens up about the legendary rocker's final days on the "Hate to Break it to Ya with Jamie Kennedy " podcast ... recalling a conversation they had after Ozzy's final show with Black Sabbath. Jack says he was putting Ozzy to bed and Ozzy was brushing his teeth and looking in the mirror when Ozzy remarked, "I'm think I'm gonna cut my