In the weeks leading up to choreographer Stephen Petronio's 30th anniversary season gala, the company surpassed its fundraising goals, and one practicing Kabbalist on the board kicked in a little extra to get the total to an even $101,000. "It's an auspicious number in Kabbalah," explained a company representative.

Three hundred guests attended his show on Wednesday night at the Joyce Theater in Chelsea, followed by drinks and lively snacks at Spice Market. Mr. Petronio has always had a strong following among fashion-...