Has nothing to do with trusting his wife. There was a boundary crossed, joke or not, it's not funny. The fact they were singling him out over a suit was childish too. You never talk about hitting up another man's wife. You should especially know this coming from the South.
Whatever dude… Watson got butt-hurt because of a “one off” joke. Funny or not, it was a joke, and Watson looks like a touchy little punk (IF what happened afterwards was him confronting the other guy)