Doris Rogers, half owner of a dude ranch, as Jimmy Wakely, "Lasses" White and Dusty Smith to help run it. U.S. Marshal Tom Logan, posing as a stage driver, is killed during a mock holdup of new arrivals to the ranch. Brenda Amers and Horatio Pennypacker, eastern jewel thieves, bring their loot to Roy Williams, who owns the other half of the ranch as a blind for his gang which resells stolen jewels. Vaughn, the desk clerk, re-cuts the jewels in a secret room in the ice house. Fearing he will be caught, Brenda refuses Williams her stolen diamonds and hides them in a bar of soap.

After having been framed by gamblers, Muggs is barred from riding in horse races. Snce he can no longer race, he takes up a collection so Ma Brown, who owns the horses won't have her stable foreclosed on. However, one of the gamblers involved in the frame falls for Ma Brwn's daughter, and decides to come clean and confess to the police about the frame. The other gamblers hear about it and set out to shut him up and discredit Muggs and Ma Brown once and for all.

Two young men set out on a fishing trip. They run into a gang of criminals who are menacing two young women.

Wartime workers deal with homefront dramatics.

An Army sergeant's photographic memory puts him in conflict with a Nazi spy.

On the run after being found sweet-talking the Sultan's daughter, Aladdin comes upon a lamp which, when rubbed, summons up Babs the genie. He uses it to return as a visiting prince asking for the princess's hand. Unfortunately for him, the sultan's wicked twin brother has secretly usurped the throne, someone else is after the lamp for his own ends, and Babs has taken a shine to Aladdin herself and is bent on wrecking his endeavours.

A newsman tracks down a phantom killer of murder-trial jurors.

Jimmy and partner Dusty have bought a ghost town in the Cherokee strip. When they arrive they find their other partner Lasses has sold 51% to four crooks.

Tough torch singer Petey Brown, visiting her family, finds a nest of troubles: her sister, brother, and the neighbor's wife are involved in various ways with shady nightclub owner Nicky Toresca. Petey has what it takes to handle Nicky, but then she meets San Thomas, a formerly great jazz pianist now on the skids, and falls hard for him.

During World War II, all the studios put out "all-star" vehicles which featured virtually every star on the lot--often playing themselves--in musical numbers and comedy skits, and were meant as morale-boosters to both the troops overseas and the civilians at home. This was Universal Pictures' effort. It features everyone from Donald O'Connor to the Andrews Sisters to Orson Welles to W.C. Fields to George Raft to Marlene Dietrich, and dozens of other Universal players.