Links to a Welsh tenor in a duet singing O Holy Night with his boy soprano self, and an English choirboy singing Panis Angelicus.
I have thought all the sordid, unkind thoughts that you have, and perhaps more, God forgive me. Suppress them. There is something divine in this music. Just listen.
HT: The incomparable Anchoress.
UPDATE: I embedded the YouTube link. Too cool.