Can you watch my kids?

The nice thing about living near family is when you need to go somewhere, usually you can ask a family member, "Can you watch my kids?" This system has worked well for all family members, I believe. Last Monday, my sister Becky asked if I could watch her 4 youngest kids while she and her husband went out for the night. I agreed and the night went well. Becky and Bob got back late and her boys fell asleep one-by-one in John's bed as they played. John saw all of his cousins asleep so he pretended to sleep also. This was the scene at about 10:30 pm: