This has been done by the Dubliners, and was originally done by Gerard Hoffnung in the late 50's, its called the bricklayers song or bricklayers lament
Have a listen to this
http://www.youtube.com/watch?v=zZUJLO6lMhI
there was a thread here a few months back
http://www.hotcopper.com.au/post_threadview.asp?fid=5&tid=1151461&msgno=53151#53151
It is still bloody funny
cheers grant
