Listen to Mozart: Piano Sonata No.8 K.311 - Allegro Con Spirito online. Mozart: Piano Sonata No.8 K.311 - Allegro Con Spirito is an Unknown language song and is sung by Lullaby & Prenatal Band. Mozart: Piano Sonata No.8 K.311 - Allegro Con Spirito, from the album Wolfgang Amadeus Mozart Lullaby Classic Collection for My Baby (Harp,Pregnant Woman,Baby Sleep Music,Pregnancy Music), was released in the year 2017. The duration of the song is 10:10. Download Unknown songs online from JioSaavn.