The Andrews Sisters, the legendary singing trio of the 1930s, 1940s, and 1950s are the most successful female singing group in history and were the world's top selling group until the Beatles arrived. Of the 605 songs they recorded, 113 charted. They also made 18 movies, appeared regularly on radio and television, and entertained three generations of GIs. Based on extensive research, unpublished letters, and interviews with family, friends,...