Ian Wallace (singer) Again in Scotland, he appeared at Ledlanet Nights in his one-man shows and other performances including Colas in Mozart's early singspiel "Bastien und Bastienne"; Schlendrian in Bach's "Coffee Cantata"; and Mr Somers in "Gentleman's Island" by Joseph Horovitz. Also in the 1960s, he sang the main Donizetti buffo roles, "Don Pasquale" (Welsh National Opera, 1967) and Dulcamara in "L'elisir d'amore" (Glyndebourne Touring Opera, 1968). A late addition to his repertoire was Polyphemus in Handel's "Acis and Galatea" in 1977. Though not a fluent sight-reader of unfamiliar music, Wallace took on out-of-the way operatic roles including Konchak in "Prince Igor", Wagner
Moses und Aron about the number 13; "Moses und Aaron" has 13 letters. Zoltán Kocsis (Hungarian conductor, composer and pianist) had received permission from Schoenberg's heirs in 2009 to complete the last act. His version was premiered in concert at Budapest on 16 January 2010. As Schoenberg always intended to finish the work, the opera was not performed during his lifetime. However, the first public performance of music from the opera was of "Der Tanz um das goldene Kalb" in concert at Darmstadt on 2 July 1951, just 11 days before the composer's death. There was a concert performance of the two acts