This has apparently been floating around the internet for a bit, but this should be the shock and awe of the Christmas season.  I present to you: the absolute worst singing of O Holy Night ever done by man (or woman):

http://mattfife.net/special/oholycrap.mp3

Update:

20 years later, Steven Mauldin has been confirmed as the singer. He brings the original music track, the documentation of the recording session, re-creates the entire story, and signs it again: