The New Year's Party in the Wallpaper

On New Year's Day, After entertaining the guests, Nobita's father takes them to the station. Nobita's mother, seeing that the guests have been entertained, doesn't tidy up. Nobita wants to have a New Year's party at home, but his mother refuses, saying the house is too small. Doraemon then takes out a wallpaper and sticks it on the wall, revealing a playroom. Nobita invites everyone to play. While playing, they run out of snacks, and Nobita can't ask his mother for any. Doraemon then takes out a wallpaper from a store. Suneo needs to use the toilet, but his mother's position allows her to see it. Doraemon then takes out toilet wallpaper. Since there is no other place to put it, they stick it on the door. Just then, his mother hears the noise upstairs, pushes open the door, knocks all the wallpapers off, and Suneo pees in his mouth, blocking the exit for Doraemon and the others. Gian kicks them out. Nobita's father, after dropping them off at the station, discovers this and rescues them. Suneo is calling for help from the rolled-up toilet wallpaper.