Listen to Piano Concerto No. 23 in A Major, K. 488: III. Allegro Assai online. Piano Concerto No. 23 in A Major, K. 488: III. Allegro Assai is an English language song and is sung by Mozart Festival Orchestra, Alberto Lizzio and Svetlana Stanceva. Piano Concerto No. 23 in A Major, K. 488: III. Allegro Assai, from the album 50 Classical Pieces for Spinning, was released in the year 2015. The duration of the song is 7:55. Download English songs online from JioSaavn.