Suzy Klein introduces a concert given at the 2008 Bath Festival in celebration of Messiaen's centenary and the festival's 60th birthday. Messiaen's 1944 piece is scored for female voices, orchestra, piano and the unusual-sounding ondes martenot, while Dhafer Youssef's new composition incorporates his distinctive blending of voice and oud. Dhafer Youssef (voice/oud) Joanna MacGregor (piano) Cynthia Millar (ondes martenot) Bath Camerata Wells Cathedral School Chamber Choir Britten Sinfonia Diego Masson (conductor) Dhafer Youssef: New work (BBC Radio 3 commission; world premiere) Bach: Concerto in D minor, BWV 1052 Messiaen: Trois petites liturgies de la presence divine.