Listen to Clarinet Concerto in A Major, K. 622: II. Adagio online. Clarinet Concerto in A Major, K. 622: II. Adagio is an English language song and is sung by Jacques Lancelot, Jean-François Paillard and Ensemble instrumental Jean-Marie Leclair. Clarinet Concerto in A Major, K. 622: II. Adagio, from the album Classical Music for Babies, was released in the year 2017. The duration of the song is 6:43. Download English songs online from JioSaavn.