Sarah King - soprano. Celia Donoghue - clarinet, piano/organ. Joe O Dubhghaill - cello. We are professionally trained with performance experience in churches and concert halls and more informal settings. Our repertoire of sacred and secular music ranges from light classical to popular and traditional. Contact us with your special requests. The Derg Duo of Clarinet and cello, or Flute and Cello, is available to play at drinks receptions.