Ozzy's legacy is well known," said Frizell. "A lot of research went into creating the script. One misstep, and the fans will know! Jayfri and I wanted to respect that legend — and the fans — by giving them something both familiar and unexpected. Writing about real people is often difficult, and when it's someone like Ozzy who's made himself tough to define and is a mainstay in the tabloids, we are challenged to find new ways to tell that well-known story.