Listen to If You're Happy and You Know It (Instrumental) online. If You're Happy and You Know It (Instrumental) is an English language song and is sung by #Kids, Nursery Rhymes and Nursery Rhymes and Kids Songs. If You're Happy and You Know It (Instrumental), from the album Happy Nursery Rhyme Instrumentals, was released in the year 2020. The duration of the song is 0:58. Download English songs online from JioSaavn.