Listen to Quartet 77 A major Emperor: andante cantabile. Theme of the German National Anthem online. Quartet 77 A major Emperor: andante cantabile. Theme of the German National Anthem is an English language song and is sung by Pro Arte Quartet. Quartet 77 A major Emperor: andante cantabile. Theme of the German National Anthem, from the album Instant Classical Culture, was released in the year 2010. The duration of the song is 1:38. Download English songs online from JioSaavn.