By Peter Schickele (1935- ), Wolfgang Amadeus Mozart (1756-1791), et al.
I got the idea for this from one of the special features on the \"PDQ Bach in Houston: We Have a Problem\" DVD, where they do something similar for the \"Unbegun\" Symphony. I'm sure I missed a few IDs, and one or two I had to accept on the faith of a few lists I was working off of. If you notice any, corrections can be made.