The Squadron leader throws big a party where one of his colleagues is going to demonstrate a new type of explosive substance.

Åsa-Nisse has invented a very powerful engine and he sells the patent. However, the grocery store owner Sjökvist has been sneaking around ...

A man and a woman are cheated on by their respective partners and decide to get their revenge.

The ex pro boxer Knuttis Svensson suspects that his wife has a secret admirer.

A small-town piano teacher is shocked by the arrival of her foster daughter's biological mother, whose young lover soon follows and causes further disruption.

The lonesome Johannes gets a phone call from Gösta Bernhard who wants to come over to him for a vacation in the archipelago.

Gus and Holger, two students in Uppsala, have problems with the rent. They are waiting for money from their uncle, but instead of money they are reached by the news that he has gone bankrupt.

Three taxi drivers work and bet on the lottery together. One day they win a lot of money - but they find it hard to handle their new wealth.

Carl-Gustaf and Arne are employed to do a commercial photography for director Oskarsson, but they fall into a bathtub and get fired. Anita Linbloms breakthrough film.

In the village of Stubbhult lives many motorcycle interested young people. However, their rampage interfere with the local population.

Sixten reluctantly go to a ski resort in Åre to write a script to a movie.

In the last film of the original 91 film series two letters - one written in spite and another in love - end up in the wrong hands, while 91 and 87 as usual try to avoid ending up in military arrest.

Marianne is not satisfied with her job at a farm and dreams of moving to the big city. When she finally decides to go she is robbed on arrival. Two older gentlemen decide to help her avoid the dangers of the city.

Privates 91 and 87 once again end up in goofy predicaments when an important map belonging to the regiment goes missing.

Freddy and Stickan is working at a weapons factory, one day Freddy comes across a key to some secret weapons blueprints. But Freddy and Stickan gets drafted as the crooks trying to get a hold on the keys tries to follow them.

A smalltime businessman gets himself into finance problems. His bank requires tangible proof of ability to pay. The businessman makes a drastic decision.

There is a barn dance in the village Stubbhult. Johan Snippen and his friend the stationmaster Mandus plays happily, when a fight is about to break out.

Two hairdressers are summoned by the Army, which they do not like. They both try to make life as hard as possible for their Sergeant.

Gunnar and Ulf are neighbors. They are both lured into a life of crime.

Gus and Holger are inventors in their free time. One day they realize that they have invented a laugh bomb; a machine that makes all the people around laugh.