Listen to Feliz Cumpleanos (A Cappella) online. Feliz Cumpleanos (A Cappella) is an English language song and is sung by Nooshi the Balloon Dude. Feliz Cumpleanos (A Cappella), from the album Happy Birthday Songs, was released in the year 2011. The duration of the song is 0:37. Download English songs online from JioSaavn.