Like this and they have plenty of money. If you are scraping by that is another story. But if you work for a national law firm and you nit pick your wife for getting her nails done or your daughter for asking for ice cream there is something wrong with you.
Making memories with family matters much more than saving $20 here and there. Your son in law needs a lesson on charity and also considering other’s feelings. To me, it’s against our religion of loving others and being kind and charitable, to act like this. Yet these penny pincher people wear it like a badge of honor and walk around like they are religiously above others for being painfully frugal. To me it is just plain wrong. They need help