A couple of happy-go-lucky Venetian gondoliers discover that one of them is heir to the throne of a distant kingdom.

Princess Ida and Prince Hilarion were betrothed when the Prince was two years old and the Princess just one year old. Twenty years have now passed, and the time has come for Hilarion to claim his bride. The Princess, however, has other ideas. She has set up a women's-only University - and men are not allowed. Hilarion and his friends, Cyril and Florian, disguise themselves as women to gain entrance to the University. All goes well until Cyril's unmaidenly conduct compromises their disguise - and reveals the three friends as intruding men.

In a world gone mad with languid ladies and affected gentlemen, the lovesick maidens of Castle Bunthorne forsake their handsome soldier suitors to pursue poet aesthete - and fake - Reginald Bunthorne. But he loves the village milkmaid, Patience, who doesn't like poetry or understand love. When Patience finally learns what love is, it's Reginald's rival she falls for.

In a small Japanese town, Ko-Ko is appointed to the unenviable position of executioner. Knowing he must successfully perform before the appearance of the Mikado in a month's time, Ko-Ko finds a suitable victim in Nanki-Poo, who is distraught over his unrequited love for the maiden Yum-Yum. Nanki-Poo agrees to sacrifice his life if he is allowed to spend his remaining days with Yum-Yum, who is betrothed to Ko-Ko.

Half-fae-half-mortal shepherd Strephon wants to wed shepherdress Phyllis, but, although she reciprocates his feelings, she has a dilemma — she is so beautiful that all of the House of Lords, as well as her guardian, the Lord Chancellor, are also desirous of marriage.