A young, unmarried theatrical couple befriend an out-of-work housekeeper and introduce her to another new acquaintance, a man of means, unaware that he is married and going through a messy divorce.

To cure their flirtatious husbands of consorting with flappers, three wives-- Susan Martin, Ethel Drake, and Kitty Ladd-- arrange with three college boys-- Henry Winton, Oscar, and Joe Valley-- to flirt with them at a house party. Joe Valley, who poses as a hot-blooded Spaniard, is vamped by Ginsberg in female attire, and Oscar, a bashful Swede, uses caveman methods when aroused. During a rehearsal of the party, the three husbands arrive, followed by their flapper friends, leading to comic complications.

Dorothy, and her big city lawyer boyfriend, return to the Lazy 'B' ranch to read her late father's will. For Dorothy to inherit everything, she must stay on the ranch for 5 years. If she does not, everything goes to Buck, who is the manager. She does not like Buck, so she makes a deal with the wrong people for cattle and then the outlaws go to the ranch to get the $10,000 from her. But Buck is on the job.

Based on a successful comic book that began in 1941, the Blackhawks were seven flyers who banded together during WW II to fight the Nazis. After the war, they continued to fight evil where ever they find it. In this movie, they are battling a group of spies and saboteurs bent on destroying democracy. The Blackhawks foil a succession of plots, with a cliff hanger ending in each episode.

A group of passengers are trapped in a runaway Pullman car.