Legendary comedy act featuring three bumbling fools who find themselves in outrageous predicaments and take out their frustrations on one another violently.
The stooges are movers for an express company and on a rainy night are sent to move some junk, including a suit of armor, from a spooky old house. The armor is haunted by the ghost of Peeping Tom, who has no intention of leaving. The ghost foils the stooges attempts to take the armor, until Lady Godiva shows up and the two ride off together.
The stooges are private detectives looking for a missing millionaire. They wander around the millionaire's spooky mansion confronting various crooks and a dangerous dame.
The stooges are taking care of their invalid friend Mary who is confined to wheelchair. What they don't is that Mary is only faking her disability to swindle the insurance company. When the boys witness a hypnotist, "The Great Svengarlic", doing his act on the street, they think he might be able to hypnotize Mary so she can walk. Instead, they become subjects for his show and are hypnotized into walking out on a flagpole high above the ground. When they come out of their trance and realize their predicament, they fall into a window, startling Mary, who jumps from her wheelchair just as the insurance adjuster is about to hand her a check
The stooges are carpet layers working in the home of a scientist, Professor Sneed, who has invented a super rocket fuel. Larry is mistaken for the professor by foreign agents who kidnap the trio and take them to the country of Anemia where they are ordered to produce the rocket fuel or be executed. The boys come up with a concoction they try to pass of as the real stuff, but are exposed when the real professor and his daughter are also kidnapped. The stooges help them escape, using their secret formula to fuel a jeep.
Set in a desert land where the stooges run a restaurant, the boys set out to recover the stolen Rootin Tootin diamond after they learn from the thieves that the Emir of Shmo has absconded with the contraband jewel. They journey to the stronghold of Shmo where they disguise as Santa Clauses and scare the ruler into giving them the diamond.
The stooges are the "Day and Night" plumbers. Called out to a fancy mansion where a society party is going on, they cross the electrical and water systems and generally ruin the place. Despite their incompetent plumbing, they save the day by recovering a painting stolen by a pair of thieves masquerading as party guests.
The stooges are tricked into becoming stowaways by their neighbor "Borscht", a spy for an enemy country. Stranded on a freighter on the high seas, they discover that their friend has concealed some stolen microfilm in watermelons they brought aboard for him. After a wild chase, they subdue Borscht and recover the microfilm.