If you were collecting a DC from ExMIL/FIL's house, would you choose to spend a couple of hours there lounging around, chatting, drinking tea etc? Especially if ExP was there too with his GF and their baby?
I am the GF in this situation and it really annoys me. Maybe it's because I feel undermined by their collective history?
If I have to see my ExPIL I can't wait to escape.
Feeling quite irritated but don't know if IABU