Danny Driver, piano Supposedly written to mitigate the sleeplessness of a Russian ambassador the Goldberg Variations are one of Bach’s most striking compositions. 33 variations on a simple aria theme are full of the ripest musical invention and, with Beethoven’s Diabelli Variations one of the ultimate challenges to a virtuoso pianist. Tickets & Information: advance (until 12 noon on the day) £13.50 (inc £2.50 booking fee per ticket); After 12 noon on day of concert: £15 (inc £2.50 booking fee per ticket); 18 and unders go FREE (under 16s to be accompanied by an adult) Add soup and a sandwich for just £7 (book before 12 noon on the Friday before the performance)