Boozers were decked with purple balloons and flags; murals were everywhere you looked; people donned Ozzy outfits, flooding the streets with battered T-shirts and denim jackets. It felt like a World Cup final for the metal fans who flooded in from every corner of the planet .

Ozzy Osbourne is saying goodbye to the stage after performing what has been billed as his final show with the original members of Black Sabbath.