Listen to If Your Happy And You Know It online. If Your Happy And You Know It is an English language song and is sung by Lullaby Land, Baby Lullaby, Monarch Baby Lullaby Institute and Baby Sleep Through the Night. If Your Happy And You Know It, from the album Nursery Rhyme Bed Time, was released in the year 2017. The duration of the song is 1:22. Download English songs online from JioSaavn.