Listen to Cosi Fan Tutte - Act 2: Madame, trattar l' amore en bagetelle online. Cosi Fan Tutte - Act 2: Madame, trattar l' amore en bagetelle is an English language song and is sung by Christa Ludwig, Emmy Loose and Lisa Della Casa. Cosi Fan Tutte - Act 2: Madame, trattar l' amore en bagetelle, from the album Mozart's Best Operas, was released in the year 2010. The duration of the song is 1:35. Download English songs online from JioSaavn.