Liebe und Eifersucht Liebe und Eifersucht Liebe und Eifersucht ("Love and Jealousy") is a "Singspiel", an opera with spoken dialogue, in three acts by the German composer and author E. T. A. Hoffmann, composed in 1807 on his own libretto based on the translation by August Wilhelm Schlegel of a play by Calderón. The opera was first published by Schott in 1999, and premiered at the 2008 Ludwigsburger Schlossfestspiele. The author Ernst Theodor Amadeus Hoffmann was interested in music, wanted originally to become a musician, and added Amadeus to his names in honour of Mozart. He composed one successful opera in 1816, "Undine",
The Giant (opera) music he devised for this was transcribed. The plot was elaborated from the children's games he played with his friends Egorka and Stenya, whose names are preserved in those of the characters. In the following year, the first act of the opera was given a premiere by the family at the estate of one of Prokofiev's uncles near Kaluga, with his aunt Tatiyana taking the title part, and the composer and his cousins taking the other leading roles. There is no record of further performances. The opera is apparently nearly entirely lost, although Nestyev quotes some musical extracts. A terrible