Listen to Do They Know It's Christmas (Feed the World) [Karaoke Version] [Originally Performed By Band Aid] online. Do They Know It's Christmas (Feed the World) [Karaoke Version] [Originally Performed By Band Aid] is an English language song and is sung by Future Holiday Hitmakers. Do They Know It's Christmas (Feed the World) [Karaoke Version] [Originally Performed By Band Aid], from the album Xmas Hits 2011 - Karaoke Version, was released in the year 2011. The duration of the song is 3:12. Download English songs online from JioSaavn.