From the "I never cease to be amazed at what I can find on the Internet" file:
I was looking for information on "Sweet Georgia Brown" when I came across this site:
http://www.whistlingrecords.com/
They have "Sweet Georgia Brown" and "Poor Butterfly":
http://www.whistlingrecords.com/brother ... _bones.htm
Fred Lowery whistling the "William Tell Overture" is just plain weird.