Listen to No. 4, Sleep, My Poor Friend online. No. 4, Sleep, My Poor Friend is an English language song and is sung by Mikhail Lanskoi and Ilya Scheps. No. 4, Sleep, My Poor Friend, from the album Rimsky-Korsakov: Songs, Complete, was released in the year 2013. The duration of the song is 4:11. Download English songs online from JioSaavn.