They really do flollop!
(See Hitchiker's Guide to the Galaxy)

I found an article on npr helpful in adding some subtext and meaning. But I have no idea how or if I can link it here. So google it if so desired.

Because I am white and nerdy: Did you know that Donny Osmond has a condition known as Situs Inversus? It means his internal organs are flipped left to right compared to most people.
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