The legendary queen of television comedy, Lucille Ball, is joined by her real-life children, Lucie Arnaz and Desi Arnaz Jr.., in her third long-running sitcom success. Ball plays Lucille Carter, widowed mother of teenagers Kim and Craig. Lucy works for her brother-in-law Harry, played by Gale Gordon, who owns Carter's Unique Employment agency, leading Lucy into endless predicaments and hilarious hijinks.