Lacking a coherent plot, We're All Riding on a Circus Elephant depicts the collapse of western civilization as a free-form collage advocating group anarchy and actor improvisation. The stage is a boxing ring. Those actors who are "onstage" get into the boxing ring and assault each other with words. Others heckle and cheer at the sidelines, or act as a rhythm-and-blues chorus while changing costumes or wigs. Taking as its coda Andy Warhol's dictum that everyone gets fifteen minutes of fame, actor...