It all started innocently enough in New York's Gramercy Park district. Archie Gamble, a Gemini, is writing a TV special on astrology under the expert but irritating tutelage of Anna Muckermann. The show's success depends on Archie's finding a set of astro-twins - two persons born at the same moment in approximately the same vicinity. So far, no luck and no astro-twins. The studio deadline is scorching Archie's neck, and, as Ms. Muckermann...