Laughter may be the best medicine, but that doesn't mean we should OD. Sometimes we have a job to do and must remain stone-faced. Sometimes we must bite our lip, think about funerals, and keep it profesh. Sometimes, however, the laughter wins, and all we can do is go along for the ride.
Want to know the quickest way to see someone's true self? The normally hidden, deep-down, primal, dark center that a human being normally spends effort and time trying to hide? Just tell them they're going to be on TV and point a camera at them.