The Andrews Sisters sister, it caused a bitter two-year separation, especially when Patty sued LaVerne for a larger share of their parents' estate. Patty attributed the breakup to the deaths of their parents: "We had been together nearly all our lives," Patty explained in 1971. "Then in one year our dream world ended. Our mother died (in 1948) and then our father (in 1949). All three of us were upset, and we were at each other's throats all the time." In 1951, they recorded "The Windmill Song" which is an adaptation of the French song "Maître Pierre" written in 1948 by Henri Betti
The Andrews Sisters leader and musical arranger, Vic Schoen (1916–2000), and Jack and David Kapp, who founded Decca Records. In the years just before and during World War II, the Andrews Sisters were at the height of their popularity, and the group still tends to be associated in the public's mind with the war years. They had numerous hit records during these years, both on their own and in collaboration with Bing Crosby. Some of these hits had service or military related themes, including "Boogie Woogie Bugle Boy", "Three Little Sisters", "Don't Sit Under the Apple Tree (With Anyone Else but Me)", ""