This is a libretto for a comic operetta with music by Karl Ditters von Dittersdorf, adapted by Christian August Vulpius in the early 19th century. The story follows the misadventures of a married couple, Hieronymus and Lisette Knicker, in a humorous and lighthearted tone. With its catchy tunes and witty lyrics, this operetta was popular in Germany and Austria during the Romantic era. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.