Morale-building musical finds young Margaret O'Brien trying to look out for big sister June Allyson, a cellist in José Iturbi's orchestra with a husband MIA overseas and a baby on the way. Substantial hodgepodge of drama, songs, and laughter co-stars Jimmy Durante, Marsha Hunt, Hugh Herbert, Marie Wilson. Score includes "Umbriago," "Toscanini, Iturbi and Me," and "The March of the Toys." 117 min. Standard; Soundtrack: English Dolby Digital mono.