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The Partridge Family, an American musical sitcom, premiered in 1970. The show followed the adventures of a widowed mother and her five children who formed a musical group. The series starred Shirley Jones as Shirley Partridge, the mother, and David Cassidy as Keith Partridge, the eldest son. The Partridge Family was a huge success, spawning several hit songs and albums. The show ran for four seasons, ending in 1974.