for me..... kings college cambridge, david willcocks conductor, an album they did 'years' ago ( i have both vinyl and cd), Awesome choir, beautiful arrangements.... followed by Cheiftan's Bells of Dublin... we did the 'Past Three O'clock' with our children's choir years ago...... and my brother in laws album Acoustic Christmas, an incredible collection of carol arrangements (available at A&B sound in Canada or from me)

(sorry, couldn't help the plug, but it is a great CD!)