How many short couple jokes are there?

The young couple shared a bed with their son. In the middle of the night, the couple secretly made out and suddenly found that their son was gone! After searching for a long time, it turned out that my son was hiding behind the door with his knees. The husband and wife shouted: "Come back quickly, it's windy behind the door!" "The son said angrily," Don't lie, it's windy in bed! " !"