The Princesse de Polignac, patron of the arts. Joan Busby (mezzo-soprano), Sarah De Bats (flute) Stephen Doughty (piano). A cornucopia of music and the extraordinary life story of Winnaretta Singer, Princesse de Polignac, heir to the Singer sewing machine fortune, who supported the careers of Ravel, Debussy, Faur and Falla.