I think it's funny! It doesn't indicate approval of the mother-in-law-to-be's behaviour - she's absurd, a figure of fun. It's mocking the traditional mother-in-law.
Do you remember when the Internet was invented? - People thought it would spread liberating ideas everywhere. Instead, the loudest voices on the Internet are prudish, censorious, and humourless.
@R.O. While I appreciate what you're saying. I do need to ask ... are you one of the old lads at the FCC or HKC who has turned around and snapped his fingers at me ..."Gin Tonic ... waiter, jaaaldi kaaro!".
By the way, you'll enjoy this
https://www.nytimes.com/2017/07/17/b...a-twitter.html
People just got triggered so easily these days. welcome to the millennial