Frances Langford won fame on radio (primarily as Bob Hope's vocalist, later sparring comically with Don Ameche as "The Bickersons"), via recordings and in the movies. In spite of the fact that she played mostly in minor musicals (plus appearing occasionally in "A" productions, including Yankee Doodle Dandy (1942), This Is the Army (1943) and The Glenn Miller Story (1954)), she introduced major songs like "I'm in the Mood for Love" in Every Night at Eight (1935), "You are My Lucky Star" and "Broadway Rhythm" in Broadway Melody of 1936 (1935), Cole Porter's "Easy to Love" in Born to Dance (19…