Listen to Cradle Song No. 4, Op. 49 online. Cradle Song No. 4, Op. 49 is an English language song and is sung by Baby Mozart Orchestra and Baby Lullabies Land. Cradle Song No. 4, Op. 49, from the album Goodnight Sweetie – Classical Songs for Baby, Sweet Melodies to Sleep, Classical Lullabies for Sleep, Famous Composers for Your Baby, was released in the year 2016. The duration of the song is 2:36. Download English songs online from JioSaavn.