One day, the phone rang, and a little boy answered.
"May I speak to your parents?" "They're busy." "Oh. Is anybody else there?" "The police." "Can I speak to them?" "They're busy." "Oh. Is anybody else there?" "The firemen." "Can I speak to them?" "They're busy."
"So let me get this straight -- your parents, the police, and the firemen are there, but they're all busy? What are they doing?"
A hole has appeared in the ladies changing rooms at the sports club.
What not to say to the nice policeman:
A police recruit was asked during the exam, "What would you do if you had to arrest your own mother?"