At Deuteronomy 16:15, Jehovah commanded those celebrating the festival of booths: “You must become nothing but joyful.” Similarly, circuit assemblies and special assembly days are always joyous occasions because of Jehovah’s abundant blessing.
Must be joyful? There goes the Bible writers again enforcing happiness. The Watchtower likes those kinds of verses.
Outlaw, it's not like the peddlers in the Jesus story although I like his whip. It's more like getting pickpocketed by people you consider dear friends. Which, of course, is much worse than peddlers trying to sell honest wares.