They Go Boom!

Oliver's in trouble with his wife after missing a payment on their furniture, having given the money to Stanley, who used it instead to pay Mrs. Hardy for his room and board. At Stan's suggestion Ollie then withdraws the couple's savings from the bank to pay for the furniture and inadvertently pays virtually the whole amount at an auction for a grandfather clock which is soon crushed under a passing truck. Mrs Hardy then unintentionally causes serious injuries to Ollie requiring him to be rushed to hospital for a blood transfusion. The doctor conscripts Stan to be the unwilling blood donor. Problems occur with the transfusion and when Stan and Ollie leave the hospital they appear to have morphed into each other.

Stan and Ollie arrive as new inmates at a prison after apparently taking part in a hold-up raid, a raid they tell a prison officer they were only watching. The usual mayhem ensues.

Although they are successful fishmongers, Stan convinces Ollie that they should become fishermen too, but making a boat seaworthy isn't an easy task.

Oliver is making plans to marry his sweetheart Dulcy with Stan as his best man, but the plans are thwarted when Dulcy's father sees a picture of Ollie and forbids the marriage. The couple plan to elope, and run away to a Justice of the Peace. After typical Laurel and Hardy blundering, they manage to sneak the girl away from her father's house.

Stan and Ollie join the French Foreign Legion after Ollie's sweetheart rejects him.

Down and out Stan and Ollie beg for food from a friendly old lady who provides them with sandwiches. While eating, they overhear the lady's landlord tell her he's going to throw her out because she can't pay her mortgage. They don't realize that the old lady is really rehearsing for a play. Stan and Ollie decide to help the old lady by selling their car. During the auction a drunk puts a wallet in Stan's pocket. Ollie accuses Stan of robbing the old lady, but when the truth is revealed Stan takes revenge on Ollie.

Novice policemen Stan and Ollie bungle a burglary investigation.

Barbershop owners Stan and Ollie answer an ad in the newspaper from a wealthy widow looking for a husband. Ollie only mails in his response and is invited to the widow's mansion. Stan discovers his unmailed letter and insists on tagging along. At the mansion, the widow's creepy butler informs them that the woman is crazy. She was once jilted by an Oliver and now her hobby is marrying Olivers and then slitting their throats. Now the boys must figure out how to escape.

Street musicians Stan and Ollie have no success earning money in the dead of winter in a bad neighborhood. Their instruments are destroyed in an argument with a woman, but their luck seems to turn when Stan finds a wallet.

Fish market workers Stan and Ollie are persuaded by a sea captain to shanghai a crew for him at the local bar for a dollar a head. Successful at first, the boys end up getting themselves shanghaied, and the crew vow revenge.

On the morning of his wedding to oil baron Peter Cucumber's daughter, Ollie receives a jigsaw puzzle from Stan as a wedding gift. The boys soon become absorbed in the puzzle. A taxi driver, butler, policeman and messenger boy join in as well.

Donald has to get up early, but everything seems to be working to keep him awake. His loudly ticking alarm clock resists several attempts to quiet it. Donald ultimately swallows it; the glow-in-the-dark dial can be seen through his feathers. Then his folding bed folds up on him. Springs start popping out of it; Donald builds an elaborate framework to hold it down. Finally, enough of the clock reassembles itself to sound the alarm and night is over.