Listen to Mozart: Piano Concerto No. 23 in A Major, K. 488: III. Allegro assai (Excerpt) online. Mozart: Piano Concerto No. 23 in A Major, K. 488: III. Allegro assai (Excerpt) is an Unknown language song and is sung by Geza Anda and Camerata Salzburg. Mozart: Piano Concerto No. 23 in A Major, K. 488: III. Allegro assai (Excerpt), from the album A Very Quick Guide to Mozart Vol. 2, was released in the year 2023. The duration of the song is 0:54. Download Unknown songs online from JioSaavn.