Listen to Piano Concerto No. 20 in D Minor, K. 466: I. Allegro online. Piano Concerto No. 20 in D Minor, K. 466: I. Allegro is an Instrumental language song and is sung by Maria Yudina, Sergei Gorchakov and Grand Symphony Orchestra of All-Union National Radio Service and Central Television Networks. Piano Concerto No. 20 in D Minor, K. 466: I. Allegro, from the album Maria Yudina. Grand Collection. Volume 2, was released in the year 2019. The duration of the song is 13:38. Download Instrumental songs online from JioSaavn.