Two 14-year-old girls Radka and Jožka are going through adolescent difficulties. One of them wants to buy a new dress, which her parents, who are building a house, cannot give her money for. In loosely connected episodes, both girls eventually achieve their goal, even though they almost sell the dress from the window. In the end, they get lucky.

Tanya, a 10-year-old Russian tourist traveling with her parents from Prague to Brno, is left behind in a foreign country. Tanya leaves her compartment when the train stops because of a cow. Disobeying her parent's instructions, she gets off the train to investigate, lingers too long, and is left behind. Cold, lonely, and clad only in her pajamas in the unfamiliar countryside, the girl is relieved to meet up with two rather nervous Czech boys camping out together for the first time. At first the would-be "cowboys" are frightened by her ghost-like appearance. After hearing her story, the boys find Tanya a dress to wear and accompany the girl on foot to her final destination, Brno.

Teenage Peter doesn't get along with his strict father. And when his father sells his beloved bitch Irina, he feels lonely. Therefore, he easily falls under the influence of an older young man, Panter, who gets his money by fraud and theft. He also involves Peter and little Fenek in his nasty tricks.

No Woman is allowed into Karlstejn Castle! Yet the enamoured Daniele Kolářová and the equally enamoured Jana Brejchová manage to spend one night in disguise in the Castle despite the strict royal ban.

Eleven-year old Mísa has the temperament of a proper boy and endless problems with the grown-ups. It is no wonder that he longs to become an adult without further delay. Mísa keeps house together with his father and has various duties. After a failed attempt at dish-washing he goes off to the research institute where his father is working on an important invention. He is trying to produce a substance that would make poultry and other animals bigger and thus help the struggle against famine in the world, but so far he has only managed to produce a shrinking substance. After his father leaves the laboratory, Mísa mixes up different ingredients and makes the growth substance. He drinks it and instantly becomes an adult. His father, conversely, turns into a toddler after drinking the shrinking substance with his beer by mistake.

Set in a South Bohemian village, this faithful film version of Smetana’s opera follows farmer Krušina’s plan to marry his daughter Mařenka to wealthy Vašek. Mařenka loves Jeník, a stranger. Through matchmaking schemer Kecal’s plots and revealed identities, true love triumphs in a festive village wedding.