I dipped through the filmy curtain into the boys' half of the dressing room and there was Sid sitting at the star's dressing table in his threadbare yellowed undershirt, the lucky one, not making up yet but staring sternly at himself in the bulb-framed mirror and experimentally working his features a little, as actors will, and kneading the stubble on his fat chin. I said to him quietly, 'Siddy, what are we putting on tonight? Maxwell Anderson's Elizabeth the Queen or Shakespeare's Macbeth? It s