Listen to Sonata for Clarinet and Piano, Op. 28: II. Allegretto online. Sonata for Clarinet and Piano, Op. 28: II. Allegretto is an Instrumental language song and is sung by Evgeny Petrov and Mikhail Petukhov. Sonata for Clarinet and Piano, Op. 28: II. Allegretto, from the album Prokofiev, Weinberg & Petukhov: Chamber Music for Clarinet and Piano, was released in the year 2016. The duration of the song is 6:58. Download Instrumental songs online from JioSaavn.