A. went upstairs to close the windows so Grey would n't be disturbed . He came back , laughing . Apparently my son , who does n't usually object to goofing off after bedtime , put his hands on his hips and firmly told his father , " Stop laughing . It not funny . I trying to go to sleep !
Question: Why did my son react the way that he did ?
The answer to the above question:


He was sleepy and irritated .