Walk from one place to another, and walk at a positive pace.
Pick a brand at random, the funnier the better, and then ask anyone to stand up and show it to him, saying it's my ID card (I've been spoofed like this before, depressed ...)
Dance a childish dance and sing children's songs in a crowded place.
Just find a stranger and try to be serious. It is best to be of the opposite sex with the person being punished. ) Go up to him and tell him that you are so handsome/beautiful.
Note: The above content is the punishment for a group of idle young people in the waiting hall when our company travels.