Decades after his rise to heavy metal fame, the self-styled Prince of Darkness, his wife Sharon and their two then-teenage children Kelly and Jack starred in MTV's The Osbournes, pioneering what the show's producers describe as a "reality sitcom".

MacKay praised the merits of Osbourne’s music and the metal genre as “communal”. He referenced Daniel Levitin, an American-Canadian psychologist and neuroscientist, formerly of McGill University and authour of the book, This is Your Brain on Music.

Black Sabbath’s Geezer Butler penned an emotional note in remembrance of his friend and bandmate, Ozzy Osbourne.