Paranoid pirouettes " inside Black Sabbath: The Ballet, already a headbanging hit
Will Birmingham Royal Ballet's near-sold-out spectacular get audiences air guitaring? Our writer dons his denim and leather tutu to meet choreographer Carlos Acosta and Sabbath legend Tony Iommi In a rehearsal space at Birmingham Royal Ballet's headquarters, two dancers are trying to perfect a piece. Soloist Riku Ito is clutching a rubber roll that he's pretending is a guitar while Javier Rojas circles around, glidin…