There is, or maybe was, a YouTube channel that would run well known song lyrics through various layers of translation, then attempt to sing the result to the tune of the original.

translation party!

Throw Japanese into English into Japanese into English ad nauseum, untill an 'equilibrium' statement is reached.

... Which was quite often nowhere near the original statement, in either language... but at least the translation algorithm agreed with itself.

In case you haven't seen it, Tom7 created a delightful exploration of using an LLM to manipulate word counts.