Tony Dawson a greeting card writer has lost his wife Margo because he speaks in couplets on the wrong occasions. She plans to marry her boss a breakfast food tycoon. Tony in a last ditch attempt to win her back offers to throw a "no hard feelings" engagement party. His plans are complicated by the arrival of a friend who is a perpetual student the nightclub singer for whom he is writing special material and his editor who stops by just before the...