What's so funny about this?

nd calmly replied, "Mom, at my age, I could be his father."After saying that, he turned and walked towards the living room.Grandma Li followed behind Zhan Gu, mumbling unhappily, "I think this girl is...they would be the first to be held responsible. So they didn't dare to slack off at all, and even the slightest change would cause them to become extremely nervous. 。The night owl finished reading se...