Some of us, like watching comedy chanel, to sooth their working place stress. Either because of politics in workplace been practised. Or, you, been pointed as blacksheep, for instant. And, those "just kidding" no wonder has optimum ranking for local viewers, and even international demand.
But, there was a case, passanger of Malindo flight been made his non-comedy to other passanger asthat Malindo flight been made emergency stop once such passanger said to Flight crew.
To me, there is the suitable time for us to make joke to others who we met for the first time.