They just seem like a bunch of deviants that would be best served being kept a long way from the club. I have no issue with people wanting change but it's just the unpleasant way they've gone about it.
How many other businesses would allow another business whose stock in trade is attacking and abusing its owners and employees to trade on its name on its premises? It seems high time the thing was squashed and its merry band of freaks were barred from the ground forever.