Listen to Piano Sonata in G Major, Op. 37: III. Scherzo. Allegro giocoso online. Piano Sonata in G Major, Op. 37: III. Scherzo. Allegro giocoso is an Instrumental language song and is sung by Michael Ponti. Piano Sonata in G Major, Op. 37: III. Scherzo. Allegro giocoso, from the album 111 Tchaikovsky Masterpieces, was released in the year 2012. The duration of the song is 2:58. Download Instrumental songs online from JioSaavn.