A series of stupid coincidences causes the young Munich painter Paul to convert his uncle's castle into a hotel for four weeks. But he can't complain: business is good and he has plenty of guests. For exmple, there's Theo Muller with his revue troupe. For reasons of "sound", Muller calls himself "Miller", which, of course, causes more confusion. His daughter, the beautiful Evelyn, is confused with Mabel Miller, who has come to the hotel on a mission for her filthy rich father ... namely, to estimate the worth of the castle.

A Hungarian squire and his son compete for the favour of an operetta diva; the younger makes the running. - Unplausible mistakes, small intrigues and a lot of love in an old-fashioned musical comedy with proven comedians.

Knox owns half of the Circus Saran and acts as a clown there. He hides his circus life from his daughter and is very embarrassed when his daughter finds out his true profession. Hans Moser, who plays Knox, performs poorly, because the character he plays is simply not funny. Leo Slezak, who owns the other half of the circus, as well as Pat and Patachon perform better. The only really good thing about this film is its music, composed by Robert Stolz; especially the song "Ein bisschen Sing-Sang und gute Kameradschaft" , which can be heard throughout the movie.

Confusion comedy with musical interludes around a carnival ball, to dare the pretty shop assistant for a fashion store with one of the best gowns of her salon and posing in her embarrassment as the wife of a guest. - Harmlessly entertaining comedy, a little bit too poorly to bring to bear the first-time meeting of three most popular Austrian comic specialists Moser-Slezak-Romanowsky at that time appropriately.

The happiest one should be selected from 500 married couples to move a marriage-hostile American millionnaire's daughter to the marriage. - Shallow and turbulent love banter with some tumultuous and funny climaxes.

Prince Heinrich Dagobert has a weakness for the opposite sex, which his wife, Rosemarie, isn't exactly happy about. While the prince invites both men and women to his castle, Rosemarie tries to uncover her husband's true intentions incognito. There, she meets Herbert von Waldendorf, with whom she falls in love. Then there's the bird dealer Adam, who has his worries about his fiancée, Christel von der Post...

1865. Katharina goes to a ball in Moscow. There she meets again Tchaikowsky, her first and only love. The young, who is now married to wealthy Michael Iwanowitsch Murakin, a man she does not love, has not forgotten Piotr Illich, the (not yet) famous composer. Both are still in love with each other but Piotr is engaged to Nastassia, a dancer, while for her part Katharina cannot leave her husband. Tchaikowky's first love then decides to sacrifice her happiness to the success of the composer, sponsoring him in secret. Something Piotr will learn only years after. When Katharina finds herself free at last it is too late: Tchaikowsky is dying of cholera and she only has time to close his eyes.

In the fantasy state of Olivia, the robber chief Gasparone is up to all sorts of mischief. But Prefect Nasoni is not only worried about him, his son Sindulfo is also causing him headaches. He is supposed to marry Countess Ambrat, but loves Ita, the niece of Massaccio, a somewhat obscure existence. Then the elegant Erminio appears, and the countess makes eyes at him. Confusion after confusion until Massaccio is unmasked as Gasparone. Erminio turns out to be a civil servant who was set on Gasparone and now gets his beautiful countess. Sindulfo is the last to embrace his Ita.

In 1885, famous New York Metropolitan Opera singer Maddalena dall' Orto is scheduled to perform at a festival in the German residence of Ilmingen. It soon becomes obvious that she is non other than Magda von Schwartze, who left the town eight years ago against her father's wishes to become a singer.