Davy Glidden is the son of the adjutant general in charge of an old soldier's home in a small town near the Top Copper mine. Davy idolizes Capt. Jerico Norton, an aged veteran of the home who entertains the boy with stories of his exploits in the Civil War. When Mrs. Edward and her daughter Flora come to visit Mrs. Glidden, Davy is smitten by Flora but she ignores him. Davy is bursting with patriotism by the stories told to him by the captain and is eager of doing something noble to attract Flora's attention. He finds the opportunity to accomplish both goals when he overhears two German spies, Carl Bender and Frank Schmale, plotting to create havoc in the mine by calling a strike and then dynamiting the mine. Enlisting the aid of his friend Capt. Norton, Davy provides the means for the old soldiers to serve their country once again.

Pretty Irish lass Pegeen O'Barry lives in a small fishing village on the cost with her kind but alcoholic father and her vicious stepmother Moll. When her father is killed during a drunken brawl, a stunned Pegeen wanders down to the shore in her grief. She is noticed by Sir Arthur Ormsby, an Englishman who just happens to be sailing his yacht up the coast. He takes a liking to her and before long she's moved into his estate. Things are going along swimmingly until Arthur's wastrel brother Guy shows up.

When Texas ranch owner Ellen inherits the estate of her long-lost uncle, the Duke of Wilshire, her unscrupulous attorney, Wesley Saunders, who has been plotting to seize control of her ranch, decides to capitalize on the opportunity.

Struggling Greenwich Village artist Jerry, marries studio helper, Jane Judd, who is an aspiring playwright, knowing that she will not interfere with his work. She takes part in a pageant for which Jerry designs the costumes and attracts the attention of Christiansen, a young playwright with whom she works secretly on a play. After the birth of their child, Jerry and Jane become closer, but he is violently jealous of her accompanying Christiansen to the successful opening of his play and offers her a divorce. However, the illness of their child brings them back together.

Assuming the worst Geoffrey Challoner impulsively storms out of the house when he sees his new wife Robin reading old love letters. In his absence, Norman Craig, planning with his wife to lease an upstairs apartment owned by Judge Corcoran, wanders into the Challoners' apartment. Robin, mistaking him for a burglar, shoots him and then runs for a doctor. Returning, Geoffrey again rashly makes assumptions and immediately files for divorce. Mrs. Craig and Norman, who had merely fainted, are invited to Judge Corcoran's weekend home along with the Challoners, whom the judge hopes to reunite. Following a bewildering series of misadventures, including an attempted robbery by the maid and the chauffeur, Geoffrey learns that the love letters were his own, and the young couple are reconciled.