[rvnx]

https://www.reddit.com/r/tipping/comments/1k4mjn0/manager_fo...

(fresh video, "funnily" a Japanese ramen restaurant, though I agree it's probably exceptional. At least, I hope)

[JohnFen]

I don't doubt that it happens from time to time (assholes are everywhere), but my point is that it's rare enough that I have never witnessed it or heard from any friends that they've witnessed it.