In the 2007–2008 season, Forsythe made her European debut singing Corinna in Rossini's "Il viaggio a Reims" at the Rossini Opera Festival in Pesaro. She also made her debuts at the Grand Théâtre de Genève and the Bayerische Staatsoper as Dalinda in Handel's "Ariodante", and returned to Opera Boston to perform the role of Iris in Handel's "Semele". She also reprised the role of Young Margarita in Osvaldo Golijov's "Ainadamar" with the Calgary Philharmonic. In addition, Forsythe will perform Mahler's "2nd Symphony" with the Orquesta Sinfónica Nacional de Mexico and will also make her debut at La Fenice in a concert of Rossini arias.