Listen to Piano Sonata in C Major, Hob. XVI:50: I. Allegro online. Piano Sonata in C Major, Hob. XVI:50: I. Allegro is an Instrumental language song and is sung by Mikhail Pletnev. Piano Sonata in C Major, Hob. XVI:50: I. Allegro, from the album Haydn, Beethoven: Piano Works (Live), was released in the year 2022. The duration of the song is 7:44. Download Instrumental songs online from JioSaavn.