Alan Titchmarsh introduces the first of two Proms celebrating the 250th anniversary of Mozart's birth, recorded live at the Royal Albert Hall. Tonight's concert focuses on Mozart the dramatist, with music from some of his best-known and most successful operas - Don Giovanni, The Marriage of Figaro and La Clemenza di Tito. The Scottish Chamber Orchestra, led by Roger Norrington, is joined by soloists Ian Bostridge, Simon Keenlyside and Ailish Tynan.