 The two also collaborated on highly successful adaptations of music by Schubert, such as "Das Dreimäderlhaus", and by Johann Strauss father and son, such as "Walzer aus Wien".In addition, Willner and Reichert were the contracted librettists for Puccini's opera "La rondine" which was later adapted by Giuseppe Adami.He was cremated at Feuerhalle Simmering in Vienna, where also his ashes are buried.