When the lights come up, one immediately observes what could only be a silverback gorilla. The gait, the strut, the way he pounds his chest and paces the stage -- anyone who has seen a nature film or visited a zoo would find these distinctive characteristics undeniable. But why is he there, what is this about? Suddenly and unexpectedly, after the attendees have spent some time with the ape, the performer morphs into a couple, then an obnoxious and rowdy child, followed by a gentle yet absent-minded mother, a passionate but perturbed photographer and, finally, an annoyed older man. This