""If music be the food of love, play on,/ Give me excess of it," commands Duke Orsino in Shakespeare's Twelfth Night. And to celebrate today's 400th anniversary of the Bard's death, Rufus Wainwright has obliged, decking out a selection of sonnets in a dazzling array of musical genres from high opera, through grungey rock, sweet Seventies pop, minimalist piano ballads, world trance and Berlin cabaret".