Originally Posted by LittleDiamonds:
and I'd say child is probably crying about having to come because they didn't get enough sleep - if they are going to bed at midnight and mom is waking them to come to your house of course they are going to complain - they didn't get enough sleep and they want to stay in bed.
Yep. This is another possible reason that I didn't think about before. I'd be cranky too if I was running on very little sleep.