Combining Rubnitz’s skillful manipulation of the familiar “look” of TV shows with an extraordinary range of characters, performer Ann Magnuson convincingly impersonates the array of female types seen on TV in a typical broadcast day. From glitzy to drab, from friendly housewife to desperate evangelist, Magnuson is a one-woman universe appearing on every channel, the star of every program — giving her all as the chameleon woman who is always on display.