If I fits I sits

Piggy doesn't see the problem here. Dave has given Emily some personal space by not squashing her. Piggy sits wherever she wants as she gets away with it. No threats from mother to daughter for the same behaviour which would cause a marital dispute. Life's not fair Dave.

We were excused grandparent duty thanks to the eldest redecorating his bedroom with his stomach contents. Our involvement was limited to grabbing a huge bag of toilet roll some emergency shopping, knocking on the front door then running away.