Ah…the ???? ????? …???? ?????? ???? ???? ??? ?? ???? ….of course, his intention was against the mitzvah tantz. I think that the problem is that ultimately it never ends there and everyone ends up on everyone else side. Same with the Kallah coming to the choson’s side. First the shvigger has to come, and her mother, and of course her sisters, and I’m like a sister, and what, of course we shoudl watch, so the mechitzah gets moved but half of the ezras nashim is still dancing…
Not in Shulchan Aruch. Seems secheldik not to do.