He mainly felt idle because yesterday's trip didn't earn him a penny, and there was no work in the fields now. He might as well go to his brother-in-law's house for a good meal.
When Second Uncle Qian's wife saw that the heads of both the first and third Zhou households had gone, it wouldn't make sense for Second Uncle Qian not to go, so they simply came over together.
However, they didn't bring the daughter-in-law they originally planned to take, just a few grandchildren.
Otherwise, it would really be inappropriate to go to their niece's home with a houseful of adults just to eat and drink.
Typically, when rural relatives visit to see children or postpartum women, they bring eggs, but Eldest Uncle Qian thought there would be many people today, so he also bought two strips of pork to carry along.