Great to see a fellow Filker on Mudcat John.

I have spent more than a few hours of the past 18 months on Zoom listening to Bob Kanefsky sing some of his brilliant creations to all hours of the night and morning.

As for the current lexicographical discussion, just call them parodies. Even if they aren't specifically mocking the original. By definition, you are using something in a way it wasn't intended, so in at least someone's mind that will be funny.