I think the dances came from musical.ly, which part of Tiktok used to be. Then, it's just people doing what other people are doing, one upping each other, tryin

I think the dances came from musical.ly, which part of Tiktok used to be. Then, it's just people doing what other people are doing, one upping each other, trying to get popular, etc. Same social media stuff and Tiktok's recommendation algorithm is really good, so people get into it really quickly.