Listen to Piano Concerto No. 20 in D Minor, K. 466: 3. Rondo. Allegro assai online. Piano Concerto No. 20 in D Minor, K. 466: 3. Rondo. Allegro assai is an English language song and is sung by Vladimir Ashkenazy and Orchestra di Padova e del Veneto. Piano Concerto No. 20 in D Minor, K. 466: 3. Rondo. Allegro assai, from the album Mozart: Piano Concertos No. 17 & No. 20, was released in the year 2015. The duration of the song is 7:20. Download English songs online from JioSaavn.