Theater director Falke, dressed as a bat, ends up in prison after a merry carnival night. Director Frank only releases him after some time. Falke decides to take revenge on his friend Gabriel von Eisenstein, to whom he owes the whole affair. The annual masked ball at Prince Orlofsky's provides the opportunity. Falke stages a game of mistaken identity in which Eisenstein does not recognize his own wife and courts her, while maid Adele appears as the countess. Eisenstein is duped, Falke has taken his revenge.

A tramp falls in love with a beautiful blind flower girl. His on-and-off friendship with a wealthy man allows him to be the girl's benefactor and suitor.

To take a revenge on countess Laura, who slapped him at his proposal, the Governor of the occupied Poland gets her fall in love with a poor student, and exposes him during wedding banquet.

A bumbling tramp desires to build a home with a young woman, yet is thwarted time and time again by his lack of experience and habit of being in the wrong place at the wrong time...

After the death of a United States Senator, idealistic Jefferson Smith is appointed as his replacement in Washington. Soon, the naive and earnest new senator has to battle political corruption.

After a 15-year absence, the famous actress' expatriate husband returns to Hungary to settle their divorce. The actress is rehearsing the role of a young boy back home when her husband walks in. Seeing the little boy, the husband thinks that Janika is his child, but the actress fails to inform him of the mistake.

A musician is offered a job in Vienna as stage director, but his disagreements with the aristocratic opera manager end in abrupt firing in spite of a mutual attraction. He's quickly engaged by another theatre and becomes famous for his lavish stage productions and fine acting, which begins their golden age with Suppé and Strauss.

Marika is a cheerful girl who lives on the Danube aboard an old barge she inherited from her father. She works as a waitress in her aunt's inn, entertaining the guests with singing and dancing. Her greatest dream is to save enough money to repair the old barge and sail down the Danube. One day, she meets three young artists, Georg, Oskar, and Christoph, who all fall in love with her. Together, they put on an open-air revue and raise the necessary money. And with Georg, Marika is lucky in love.

A kind-hearted young man is thrown out of his corrupt home town of West Rome, Oklahoma. He falls asleep and dreams that he is back in the days of olden Rome, where he gets mixed up with court intrigue and a murder plot against the Emperor.

An aging opera singer looks back on her long life, including her relationships with her vocal teacher and a student.

Nina Maria Azara is the beautiful and alluring singing spy for Spain during the Napoleonic Wars. Her mission is to seduce French officers, in order for them to reveal Napoleon's intentions toward Spain. She is sent to Bayonne, France to gather military secrets. Prior to this, she meets Don Diego while performing at a club. Unknown to her, Don Diego is actually Captain Andre, who is sent to Spain to spy on her. While in France, Nina discovers Diego's true identity, only after she has fallen in love with him. Nina Maria outwits her potential captors, returns to Spain and goes into hiding. Napoleon's troops invade Spain, resulting in Nina's capture. In a strange twist of fate, Nina and Captain Andre are reunited, but the 2 nations are now at war...

An incognito opera singer falls for a policeman who has been assigned to track down her fugitive brother.