people! People, we have a winner!!!!
After excitedly considering:
c) playing Bach's Branderburg 5 + arranging the orchestra part for solo flute, solo violin, strings and guitar (that is, both Gershiwn and Bach played with the Bach orchestral forces, spiced up with a touch of the Brazilian substitute of a harpsichord for the continuo); and
b) finding some Gottschalk;
we have a down-right companion piece: tad, dah: