Comic opera and humour, Offenbach's works were intended solely to amuse. Though generally well crafted and full of humorous satire and grand opera parodies, plots and characters in his works were often interchangeable. Given the frenetic pace at which he worked, Offenbach sometimes used the same material in more than one opera. Another Frenchman who took up this form was Charles Lecocq (1832–1918). The singspiel developed in 18th-century Vienna and spread throughout Austria and Germany. As in the French "opéra comique", the "singspiel" was an opera with spoken dialogue, and usually a comic subject, such as Mozart's "Die Entführung aus dem Serail
Morgen und Abend Morgen und Abend Morgen und Abend (German: "Morning and Evening") is an opera by Georg Friedrich Haas to a libretto by the Norwegian writer Jon Fosse. It is based on Fosse's 2000 novel "Morgon og kveld". The opera was jointly commissioned by the Royal Opera House, London, and the Deutsche Oper Berlin. It was premiered on the main stage of the Royal Opera House on 13 November 2015. The director of the production is Graham Vick. The composer has said "'Don't expect melodies, don't expect harmonies, just expect soundscapes". The vocal lines include microtones, including quarter-tones and sixth-tones. The opera,