"La Côte Basque, 1965" contained a dizzying array of thinly veiled caricatures of the women he had grown closest to over the years including Babe Paley, Slim Keith, Lee Radziwill, and Ann Woodward.
As the incidents come back into the spotlight thanks to the new FX series, FEMAIL has revealed just what happened to each of The Swans following the highly-publicized fallout.
As the world tunes into the new show, FEMAIL breaks down who each of The Swans really were - from the woman who killed her own husband to another accused of having a very illicit affair.