As they entered, a number was just ending, and they could see the smooth, dusky buttocks of some girl with Western ancestry disappear as she scampered off-stage with an armfull of her clothing and a bucket clanking with tips.  The man at the door sized them up with a practiced eye, and then smiled.  "No cover for mixed groups," he said quietly.  "And ladies, if you want a private dance, I'm sure some of the ladies would offer you a discount."<br/><br/>Inside, the lights were low in the house, and brighter on stage,  The seats ringing the stage were about half-filled, with a few small tables around the perimeter that were mostly empty.  It was the business crowd, in their nondescript but expensive robes and tunics, that populated the place right now, and they were polite and good drinkers, so the dancers didn't mind.