Listen to Don't Worry, Be Happy online. Don't Worry, Be Happy is an Instrumental language song and is sung by Japajazz. Don't Worry, Be Happy, from the album 心地良いほろ酔いジャズBGM - Kiss Me Sweet, was released in the year 2023. The duration of the song is 1:29. Download Instrumental songs online from JioSaavn.