Nothing conjures up the magic of Christmas more than a festive ballet performed by dancers straight from the snowy, historic homeland of classical ballet, Russia and the Corn Exchange is delighted to be welcoming some of the country’s wonderful dancers, when the renowned Saint Petersburg Classic Ballet company arrives in Cambridge at Christmas time for four days, to take audiences on a spellbinding storytelling dance journey. With Tchaikovsky’s beautiful and instantly recognisable music performed by a live orchestra and some…