It wasn't thought strange that the teacher in public school required you to memorize and recite a verse from the Bible every day. Every morning there was someone who forgot to do it. This was invariably greeted with snickers of laughter. This is, of course, a verse to be taken seriously. Few verses in the Bible are more significant.
Tears appear often in the biblical narrative, but nowhere more movingly than here.
I am certain that He did. He was so often a welcome guest at banquets, feasts and parties. If Jesus had been a grim, glum, sad, sour soul that would not have been the case. He was neither. The reason they thought that was they heard all the laughter coming from the house where Jesus was a guest.