"Humberto and Iris May Tango," read the headline, referring to two hurricanes about to collide. And a band was born.

Thing is, the two forces out in front of this system are male, and the wind blowing around it, is more likely to come out of a saxophone. And unlike tropical furies, which rip each other apart when they collide, the only things liable to get ripped up at any given Iris May Tango show are musical borders and your sense of propriety. Oh, you'll get lifted out of your seat, all...