'Practise in loving, flirting and hugging', sings the soprano in a duet with oboe in Johann Sebastian Bach's wedding cantata 'Weichet nur, betrübte Schatten': Reason enough to make a note of the traditional Christmas concert in your diary? Definitely! British soprano Nardus Williams and Australian oboe virtuoso Emma Black enrich the traditional musical highlight of Advent, together with British baroque specialist Laurence Cummings conducting the Tonkunstler Orchestra.