Listen to Do They Know It's Christmas (Originally Performed by Band Aid) [Instrumental Version] online. Do They Know It's Christmas (Originally Performed by Band Aid) [Instrumental Version] is an English language song and is sung by Karaoke Collective. Do They Know It's Christmas (Originally Performed by Band Aid) [Instrumental Version], from the album A-Z of Karaoke - Songs That Start with "D" (Instrumental Version), was released in the year 2013. The duration of the song is 3:09. Download English songs online from JioSaavn.