sentences:  It ran from September 25, 1970, until March 23, 1974, on the ABC network as part of a Friday-night lineup, and had subsequent runs in syndication.The family was loosely based on the real-life musical family the Cowsills, a popular band in the late 1960s and early 1970s.In the pilot episode, a group of musical siblings in the fictitious city of San Pueblo, California (said to be "40 miles from Napa County" in episode 24, "A Partridge By Any Other Name") convinces their widowed mother, bank teller Shirley Partridge, to help them out by singing as they record a pop song in their garage.