Paní Morálka kráčí městem

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.

It all begins when Zuzanka, the new young owner, arrives at the dilapidated Blue Star Hotel. Determined to put the declining inheritance back on its feet, she starts chasing three young men, including the composer Jirka, who, dressed in a waiter's tailcoat, is to work off his debt to the new owner. Like his two friends, Jirka succumbs to the charms of his new boss and, with some confidence, hopes that he is the one who has the best chance of becoming her chosen one. At that moment, however, a guest arrives, intent on carrying out the family tradition and throwing an engagement party at the Blue Star Hotel, regardless of his condition. This, however, is not to the liking of his wilful fiancée. Fortunately, there is the sympathetic Zuzanka, who charms the unusual guest so much that he resolutely breaks off his engagement to the rich girl and prefers to marry the cute hotelier.

The captain of the Prague shipping company, Adam Korkorán, lives his dreams of commanding ocean liners, even though in reality he only sails a small steamer on the Vltava River. The company's management still has problems with him, so when Korkorán refuses to retire, they at least send him to a spa. However, at the train station in Poděbrady, a servant from the most expensive spa hotel accidentally takes away his suitcase with the luggage of a rich lady. As a result, Korkorán is mistaken for a corvette captain and a rich man. Dazzled by the luxury, Korkorán befriends a retired admiral and begins to play a game with the spa guests and himself. He is even declared the most popular guest of the season. When he runs out of money, he writes to his housekeeper to send him all his savings. The horrified woman decides to go to Korkorán, and the truth comes out...

The film is about a slightly crazy botany professor Ducánek, who is so busy with his scientific experiments that he has completely forgotten that he is married. Neither his housekeeper Veronika nor his friend Potužník knew about the existence of his capricious wife, the operetta diva Lucy. However, when his wife returns home after seven years in remorse, Ducánek takes a complicated action to elegantly get rid of his wife...

The Portorican prime minister asks British detective Sherlock Holmes to find a twin for King Fernando XXIII, a weak and frightened man who fears anarchists and does not want to show himself in public. Holmes finds in the Czech newspapers a photo of the perfect double, František Lelíček, a daring bon vivant drowned in debt, so when Holmes offers him money, Lelíček decides to travel to Portorico and play the role.

Mr. Ducháček runs the law firm of JUDr. Faukner in a peculiar but completely devoted manner, which manages the financial affairs of the Rispaldic family. The family members treat their lawyer Faukner with condescension, except for their daughter Julia, who secretly loves him. However, no one except Ducháček knows that the squandering family no longer has any money and that JUDr. Faukner is subsidizing it, because he is also secretly in love with Julia.

Alois Novák (Oldrich Nový), a minor clerk in a travel agency and the husband of a dowdy housewife Marenka (Natasa Gollová), lives a run-of-the-mill, dull life. In his soul, however, there resides an inextinguishable desire for adventure. And so once a month he poses as a playboy. As the mysterious and wealthy Mr. Kristian he goes to the exclusive Orient Bar where he does not skimp on generous tips and where he platonic-ally seduces beautiful and elegant women. In the salon he speaks of love and the magnificence of exotic lands, which he has supposedly come to know on his wanderings abroad. In reality he has read all of this in the travel agency's brochures.

Anton Špelec (Vlasta Burin) is a producer of musical instruments by trade but a sharp-shooter at heart. He expects to be awarded a medal at a large parade in town where veteran sharp-shooters will be honored. When the town council is one medal short, Anton must wait another year for his prized possession. He drowns his disappointment in drink at the local pub and becomes so drunk that he insults the emperor who sentences him to jail. Instead of fulfilling the emperor’s orders himself, Anton sends his employee in his stead.

Irča Miňovská, the daughter of a car factory director, meets mechanic Lexa Hora by chance. They fall in love, but Irča's father does not want his daughter's unequal relationship and decides to send Irča to a boarding school so that she cannot see Lexa. Lexa leaves the plans for her new engine with her boyfriend Harry Peters at the factory, resigns, and leaves to forget about Irča. Director Miňovský would like to produce a new type of engine, but Lexa is nowhere to be found...

Wealthy and ill Petr Kornel (Karel Hasler) is not pleased with the carousing lifestyle of his nephew. He stops supporting him financially and demands that he change his name. Out of gratitude Kornel bequeaths a substantial sum of money to his nurse Alice (Adina Mandlová) with the condition that she marries. Petr Suk (Hugo Haas), as the nephew is now named, visits the doctor. In the waiting room his X-ray is mistakenly switched with one of another patient's. On the basis of this he presently learns that he is seriously ill and has only one day of life left to him.

Vincenc Babočka, an insignificant employee of the police station, plays detective in private, convinced of his exceptional abilities. However, a vacation in Karlovy Vary unexpectedly gives him the opportunity to prove what he is really capable of. He is mistakenly considered to be the international adventurer Leon Weber, who is being pursued by the police. He decides to take advantage of the confusion and expose Weber's accomplices, who are planning to steal diamonds belonging to the Maharaja of Yohir. According to Weber's plan, he meets the Maharaja disguised as General Naryshkin, but everything only works out until the real Weber appears in town...

Mirko, bored with his extravagant life, decides to spend his vacation alone, far from the company of his Prague friends. He even makes a bet with a friend that he will go a month without any funds, luxuries, a car and...without a kiss.

Fifty years old Baron von Fibberg lives at The Fibberg Castle with his wife Olga and daughter Charley. Besides the delight in hunting, Baron is very enthusiastic about truth. Although he can't withstand any falsehood of others, he keeps his own intimate secrets from his wife. Charley seems to be an innocent girl at first glance, but she has a little secret too. She fell in love with a young fop Ernest Benda and married him in secret. Her only concern is the way, how to let her strict father know about the marriage. Together with her husband they prepare a plan how to do it, but it turns out to be a catastrophe for the whole family.