Not my fav ever version, But Josh Groban’s performance of this piece as offered on his album, “Noel,” is quite good:
http://www.youtube.com/watch?v=fRUMjvzt7Ok&list=PLD2EC27CD2C2CC84B
I have a better recording, but this YouTube video is of a better performer, at least. 🙂 Nothing against Groban, but if I were to select my fav living tenor. . .
And, of course, a very, very different sound:
http://www.youtube.com/watch?v=i0gsA66yU3I