Performer: Cassi Abranches

The choreography, music and performance made this an impressive event, but Iommi’s cameo was an emphatic cherry on the top that sent the crowd home with an enthusiastic spring in their step.

Birmingham Royal Ballet and Black Sabbath are two of Birmingham’s greatest cultural exports and now they are on a European tour together before heading to the US next year.

If you’re in need of some joy and exhilaration, the São Paulo Dance Company offers the perfect solution at Sadler's Wells.