This could just be my brain having a moment of trolling morbidity,... but what if the "It's a Small World" ride was really about child trafficking between the nations?
Putting it into that context, now it makes the lyrics of the song sound a bit creepier.
Ew. But this would not be a surprise at this point. We think we know just how sick this situation is... until a whole 'nother layer gets uncovered.