You can ask Humour Me for a random joke and it will respond with a joke.
You may say: "Ask humour me to tell me a joke" "Ask humour me for a joke" "Ask humour me for a random joke" etc.
In response to which you may get: " Why do you go to bed every night? Because the bed won't come to you!" "Why can't your nose be 12 inches long? Because then it would be a foot!" etc.