Mozart: Sacred Music

James Naughtie introduces a concert from the St Stephen's Cathedral in Vienna given as part of the celebrations marking the 250th anniversary of Mozart's birth. The Vienna Radio Symphony Orchestra and Chorus, conducted by Bertrand de Billy, are joined by the Vienna Boys Choir and soprano Sandrine Piau. The programme includes some of Mozart's much loved sacred works including the Church Sonata, K278, parts of the Great Mass, K427 and Mass in C, K317.