Symphony and Sound at Christmas - welcome the Christmas season in grand choral and orchestral style! Join the international broadcast and performance voices of the Hywel Girls’ Choir & Hywel Boy Singers, TV acclaimed Angelicus Celtis, the symphonic sounds of the exciting British Sinfonietta, organist Huw Tregelles Williams OBE and choral friends for a magic night of festive, popular and patriotic music – all under the legendary baton of conductor John Hywel Williams MBE.