Flapperette is a piano novelty piece from 1926 that, I think, lends itself very nicely to the organ.
The organ "Jeux d'Orgues d'Trois Claviers" is my three manual expansion of the free sample set "Jeux d'Orgues". You can download this (for free) from my web site at
http://www.nightbloomingjazzmen.com/NBJ_Organ_Software.html.