Television: Hairzapoppin'

When Hair, America's first tribal love-rock musical, opened two years ago, t was thought by many to be merely a passing fancy. Not so. Now it is a case of Hair, there and everywhere. So prolific has the show become, in fact, that t is difficult to find a spot in the world where Hair isn't sprouting.

There are permanent companies in New York, Los Angeles, San Francisco, Chicago, London, Berlin, Paris, Sydney, and—get this—Belgrade. And all with four-letter words and the nude scene solidly intact. The show is currently playing in Las Vegas (where the cast was threatned with arrest for,...