The four Smith sisters are all blazing with excitement over the thrilling 1904 World’s Fair that is about to open in their beloved St. Louis. The girls are also in a state about the love life of their only brother, who seems to be ditching his hometown girl for a snob from the East. In the midst of the hubbub, Father breaks the news that he’s been given a promotion requiring them to move to New York and miss the long-anticipated fair! Hilarious antics ensue as the girls unite in desperation to sabotage the promotion and prevent their being torn from the home they love. Will this season of change fracture this close-knit family forever, or will their love for each other conquer all?