you should mention it in a casual just to let you know way to your son, she is their daughter it is there's to deal with if you sound like your making any implications or make a big deal out of it to your son your DIL will possibly take offence to this as it will look like you are implying something against her parents. If you do as suggested you will know that you have at least made them aware of it but not interfered or caused upset.
Unite the Kingdom and Pro Palestine marches Cup 16th May 2026
It’s been a while so I will start us off…….whats for supper and why?

because someone else turned up and was chatting and then we went to do something else. There was nothing else that I could think of that had upset her! Contrary creatures, little girls!