Listen to Happy Day (Smiley Faces) online. Happy Day (Smiley Faces) is an Unknown language song and is sung by Fantasies Lullaby Music Paradise. Happy Day (Smiley Faces), from the album Toddler Song - Soft Music to Relax for Newborn, Baby Sleep Aid, Help Your Baby Sleep, was released in the year 2016. The duration of the song is 2:48. Download Unknown songs online from JioSaavn.