Listen to Happy (Originally Performed by Pharrell Williams) [Classical Version] online. Happy (Originally Performed by Pharrell Williams) [Classical Version] is an English language song and is sung by Platinum Pop Combo. Happy (Originally Performed by Pharrell Williams) [Classical Version], from the album Ultimate Christian Songs Today, was released in the year 2014. The duration of the song is 3:55. Download English songs online from JioSaavn.