Theatrical agent Waldo Main is inducted into the army, and turns his now clientless agency over to his secretary Dottie Duncan. Dottie decides to organize an all-girl orchestra to fill the void caused by so many orchestra members being called to service due to WWII, and joins struggling singers/songwriters Sally Richards and Sue Ford in this endeavor. Dottie's screwball schemes to get engagements for the group often lead to disaster.

Not only must Blondie put on a brave face when her husband Dagwood is fired for the umpteenth time by Mr. Dithers, but she must also tolerate the attention paid to Dagwood by pretty WAC Mary Jane McDermott. A whiz in business matters, Mary Jane sets up Dag in his own business, which replenishes the Bumstead coffers but which drives Blondie into a jealous frenzy.

Standing before a divorce court judge are Sergeant Andy Anderson and Janie Anderson asking him to dissolve their marriage. Janie's father, William Smith, objects and the judge allows him to give his version of their story. They had met in San Francisco fifteen months earlier and, after knowing each other only three days, had gotten married. Andy was sent overseas the day after the wedding and when he returns and despite the fact that Janie had borne him a son, they find they are almost strangers. Mr. Smith suggests, and the judge orders, that if they retrace their actions over the four days they knew each other they would regain their love.

Wilbert Winkle, a henpecked, mild-mannered, middle-aged bank clerk and handyman finds himself in the midst of battle in the South Pacific.