Judith Weir's Illuminare Jerusalem for SATB choir and Organ. This beautiful carol was written for the choir of King's College Cambridge. Watch them performing the piece:  

Noel! is an exciting collection for mixed voice choirs, selected and edited by David Hill. The contents range from the Renaissance to the present: the polyphony of Victoria and Byrd, via Bach, familiar settings of traditional and lesser known carols through the ages, and works by today's composers including Richard Rodney Bennett, Judith Bingham, John Tavener and Judith Weir. Mixed voice choirs of…