Cyril and Libbye Hellier returned to the stage for the title roles of Humperdinck's "Hänsel und Gretel", for The New Opera Theatre, New Orleans. In the 1988-89 season, they alternated as Bastienne in the child Mozart's "Bastien und Bastienne" for the same ensemble. In the final season of The New Opera Theatre, they appeared in a Benefit Concert also featuring Natalia Rom. In April 1991, the Helliers were soloists in Part III of Handel's "Messiah" (in the Foundling Hospital Anthem version), at St Francis de Sales Cathedral, Houma. In October 1992, the sopranos made their New York debuts, as Kindred (Cyril) and Cousin (Libbye)
Liebe und Eifersucht "everywhere marked by understanding and craftsmanship – and nowhere distinguished by genius." 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