Successful writer Gabriel Anděl still loves his wife Lola very much, but he can't stand the way she is always getting involved in his work, so he decides to divorce her. Just as he is about to move into his country villa, a police inspector appears on the scene with a warning that some crooks are planning to sell the house in question to a rich Czech-American. Anděl and the inspector immediately drive there and indeed find a gang of criminals disguised as servants. However, these are far from the only crooks involved in this complicated case. Before the crazy night is over, Gabriel and Lola will have many more surprises and complicated situations...

A rich bachelor, Pavel Haken, tries - with the help of his faithful servant - to escape the courtship of marriageable young ladies. They meet at a ladies' social club. In the cafeteria there, he is helped by the talkative Andula, the daughter of a poor taxi driver. Haken longs for peace and has a secluded weekend villa built for him. The brief silence that followed his mother's departure is interrupted by the inhabitants of a tent camp. The girls from the club have taken advantage of Mrs. Haken's offer and camped on their property, and Andula helps out in the camp kitchen...

A group of soldiers is supposed to ensure the smooth nighttime passage of the military convoy through Prague, but things turn out differently. Eloquent young men convince the good-natured commander to sign a leave of absence, and the main character is left alone in the middle of a housing estate...

Jindřich Tůma, a partner in the gas mask shop "Asana", has a very energetic wife who promotes a vegetarian diet. The real soul of the company is Ing. Ivan Kareš, who also leads civil defense exercises. On the street, during a practice air raid warning, he sternly reprimands a girl who did not go to shelter. It is Věrka, the Tůma's niece, who comes from the countryside to finish her studies in Prague. Věrka enters the seventh grade and soon shares the enthusiasm of her classmates for an unknown composer whose pseudonym is Michal Marhan. Ing. Kareš gives a lecture on civil defense in the seventh grade and so meets Věrka again. Kareš tries to convince the girls of the necessity of more concrete life ideals. At the premiere of Marhan's operetta "Píseň o štěstí" it turns out that Kareš is the composer. The girls give him a standing ovation. Ivan ignores Věrka, with whom he has recently had a falling out. The stubborn girl therefore leaves for home...

A comedy about a grandmother who raises her granddaughter Jarmila according to the rules of the old days. Only her second granddaughter, a university student Jiřina, makes the dignified old lady not only change her views on youth, but also teaches her to hike, say "Hello!" and shoot a bow. In the end, however, circumstances force the grandmother to abandon her slightly eccentric life and return to her old ways...

The likeable and charming Vanda Karhanová has problems in every job because of her appearance. So when she is about to start a new job, she decides to decisively prevent similar problems. She adjusts and dresses in a way that men do not notice her and do not pay attention to her. She has no idea that she will cause even more problems for herself, and not only because she now bears an uncanny resemblance to the millionaire Czech-American Ruth Baretová, who ran away from home to avoid getting married. First, Vanda is mistakenly arrested and ends up in the police station, so she cannot return to work. At the factory, they suspect her of having disappeared with a large sum of money that they had entrusted to her to deposit in the bank. Then the whole situation is complicated by the arrival of the real Miss Baretová.

The stuffed animal dealer Václav Barvínek spent twenty-four hours in prison for a petty dispute. And that very day, his uncle's will was read, stating that the deceased had hidden a check for a million crowns somewhere. If it was not cashed by the appointed time, the entire amount would go to charity. The other relatives looted all the movable property, and only an abandoned Saint Bernard remained in the uncle's villa, which the kind-hearted Mr. Barvínek took in. The cheated heir continues to lead a simple life and has no idea that wealth is within reach. He has quite different worries - the heart of the elderly fat man has burned with love for a girl whose friendliness he misinterpreted...

The wealthy factory owner Osten has achieved his position thanks to his energy and diligence. However, he has one weakness - he cannot admit that he too must grow old one day. What scares him most is the thought of becoming a grandfather. To prevent this, he is willing to become a rival in love with his own son. One day, Jiří has ​​had enough of his father's actions and decides to leave his house and his comfortable life. He even changes his name and starts working in a competing factory as an ordinary worker to prove to his father that he too is capable of working his way up from scratch. That is when Jiří meets the energetic seamstress Tonička, who is studying in the evenings to become an office worker. The young people are happy together, but the factory owner Osten comes between them. He offers Tonička a position as a secretary and is ready to win her over...

Adam Kavalír returns from abroad to take over the family factory from his father. But as a consequence of his father's bohemian lifestyle the business is so far in debt that the Kavalírs even lose their villa and must find a place to sublet. Mrs. Trojanová is no longer up to managing her pension, the co-owner of which is none other than her peevish daughter Eva, and she is looking for a capable manager. Adam applies for the position and is accepted.