I was under the impression this related to Best Jeanist^1 in MHA. At least that is the context in which my kid and I joke about it. Not sure exactly what memez jemes you're looking at. I'll ask my kid. She's the jexpert on this stuff.
1 jreatest superhero in the jistory of the jeaniverse
This shit just sometimes happen. Someone posts a meme, sometimes relevant to current events sometimes not, and it picks up traction and becomes a meta meme.