'Ballet is so punk rock': Neve Campbell and Karen Kain on pressure, pain " and partnering Nureyev
The documentary Swan Song shows ballerinas pushing themselves to extremes in pursuit of perfection. Kain and Campbell, its star and producer, talk about the agony and ecstasy of elite performance "It's a kind of addiction," says Karen Kain, "to be in an art form like this. Sometimes you wonder why you're doing it. You have to get past so much physical pain, sometimes emotional pain. But those of us who do it and love…