

Riccardo sings in the chorus, hoping for his break to stardom. However, she has two problems with that - first, Lassparri is an arrogant, rude, egotistical brute, and second, she's in love with Riccardo Baroni ( Allan Jones). He tries to romance beautiful chorus member Rosa Castaldi ( Kitty Carlisle).

Backstage, Lassparri is a total jerk who beats his playful, mute assistant Tomasso ( Harpo Marx). Determined to cut himself a piece of the pie, Driftwood decides to sign Lassparri for the New York opera company first, and rushes backstage after the opera to find him. Claypool is impressed and agrees to hire Lasspari for $1000 a night. Gottlieb tries to persuade her to hire famed Italian tenor Rodolfo Lassparri ( Walter Woolf King) for his New York opera company, and takes her to watch an opera performance with Lassparri as lead. At dinner in a fancy restaurant, he introduces her to opera impresario Herman Gottlieb ( Sig Ruman). Driftwood ( Groucho Marx) to help her enter society, but he merely helps himself to her money. Claypool ( Margaret Dumont) has hired sly, wisecracking business manager Otis B. The synopsis below may give away important plot points. Their actions include some on stage antics during Lassparri's New York stage debut. Once in New York, the trio plus Driftwood have to keep one step ahead of the authorities all the while helping Ricardo achieve his dream. The stowaways are found out and the authorities are after them. They want to go to New York to assist Ricardo in getting into the company himself as the leading tenor and to reunite him with his love, Rosa. On the ship to New York, Ricardo, his friend and self-appointed manager Fiorello, and Lassparri's former dresser Tomasso (Lassparri fired him) stowaway on board.

Lassparri accepts and wants to bring Rosa to New York with him to continue as his leading lady, both on stage and in life. With the money, the company's managing director, Herman Gottlieb, can hire Lassparri. Claypool seeing this investment as her in into society life. Claypool to be a benefactress to the New York Opera Company to the tune of $200,000, Mrs. All Ricardo needs is an opportunity to show the world his talent. She's in love with Ricardo Baroni, an unknown tenor who is more talented than Lassparri. Arrogant European opera impresario, tenor Rodolfo Lassparri, is chasing after his leading lady, Rosa Castaldi.
