Tim McGuerin and Eddie Corbett operates a big taxi-fleet company together and because of a misunderstanding Tim's wife Sadie thinks he is having an affair with his secretary, Ms. Lucy Gibbs. To annoy Tim, Sadie starts taking classes with a fitness instructor, Samson, and later going with him to his out-of-town health club. To sort out all the misunderstandings both Tim and Eddie go to the health club as well.
During World War II, a small plane somewhere over the Caribbean runs low on fuel and is blown off course by a storm. Guided by a faint radio signal, they crash-land on an island. The passenger, his manservant and the pilot take refuge in a mansion owned by a doctor. The quick-witted yet easily-frightened manservant soon becomes convinced the mansion is haunted by zombies and ghosts.
In London, August 1914, Austrian star Elsa Duranyi (Gertrude Michael) and English matinee idol Alan Barclay (Herbert Marshall) are in love and plan an immediate marriage. But the War comes and Elsa mysteriously disappears. Alan's ease in speaking German results in his appointment to the British Intelligence and, to aid his use as a spy, they announce he was killed in action. He takes the name and personality of "shell-shocked" Hans Teller, a German prisoner, and is sent into Germany on an exchange of prisoners.
A scatterbrained heiress opens her home to a succession of unemployed actors and vaudeville performers, then decides to produce her own show, much to the consternation of her father, her sister and her sister's boyfriend, who is actually after the young girl's money.
The Laurel & Hardy Moving Co. have a challenging job on their hands (and backs): hauling a player piano up a monumental flight of stairs to Prof. von Schwarzenhoffen's house. Their task is complicated by a sassy nursemaid and, unbeknownst to them, the impatient Prof. von Schwarzenhoffen himself. But the biggest problem is the force of gravity, which repeatedly pulls the piano back down to the bottom of the stairs.
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.
The boys think their days of fishing to feed themselves have come to an end, when Stan's rich uncle Ebenezer dies leaving a large estate. But they soon learn that Ebenezer was murdered and all the relatives, including Stan, are suspects.