The Little Sweep—A Children's Opera in three scenes Op. 45: Scene One: A January Morning: II. Quartet: "Sweep this chimney!" (Miss Baggott, Rowan, Clem & Black Bob) by Heather Begg , Choral Scholars of King's College, Cambridge , Finchley Children’s Music Group , Robert Lloyd , Richard Morton , Mary Wells , The Medici Quartet , Philip Ledger