Blonde goddess Marika Rökk plays Julia Koster, a ravishing red-headed musical revue star and her opening number, "At Night It Isn't Right To Be Alone", playing to a packed theater, is both an eye-popper and a jaw-dropper.

The painter Hans Hauser falls head over heels in love with the "Black Forest girl" Bärbele Riederle. He travels to her home village and soon the two realize that they are made for each other.

Head waiter Leopold has been secretly in love with the hostess Josepha for a long time, but she only has eyes for Dr. Siedler, a guest in the White Horse Inn. Leopold tries to get Dr. Siedler interested in the daughter of Industrialist Giesecke, who would rather see his daughter married to Sigismund.

In Franz Joseph I's Vienna, Captain Eichfeld publishes a witty satire on imperial Austrian army abuses, using the pseudonym "Spectator." It's popular, but Eichfeld dares not reveal his identity, as he wants the hand of conservative General von Trattenbach's daughter. His race rival blackmails both lovers.

Robert, Peter and Fritz are the best of friends ... and hopelessly broke. But they don't let that stop them and in short order, they end up renting a deserted gas station. With just a little bit of wit and some elan, they'll bring the old girl back to life and all will look rosy ... until all three of them fall in love with the same dame: Gabi, the daughter of the director of a large gasoline firm. Thanks to her, their eternal friendship is really going to be put to the test.

With rumbling stomachs and no engagement, musicians Pit, Max, Bill, Gus, Eddi, and Giorgio are on their way to visit their Uncle Hermann, who runs a sports school on Lake Wörthersee. Along the way, they meet the charming teenagers Susi, Evi, Sieglinde, Inez, and Francis, who are on their way to a girls' boarding school. A strict boarding school where male visits are, of course, frowned upon. So the musicians dress up in drag and visit their friends disguised as 'aunts and cousins.' And, as expected, things soon go haywire.