WATCH: ONE DIRECTION AND OTHER UK ARTISTS SING 'DO THEY KNOW IT'S CHRISTMAS' FOR EBOLA-FIGHTING CHARITY

With an aim of combating the Ebola epidemic in Africa, the fourth edition of the Band Aid charity single "Do They Know It’s Christmas?" was released.

Among the lineup are One Direction, Ed Sheeran, Coldplay's Chris Martin, Rita Ora, Ellie Goulding Sam Smith and U2's Bono. Elbow, Seal, Sinead O’Connor, Queen drummer Roger Taylor and Bastille have also joined this event.

Remixes of the song is also in process by dance acts Disclosure and Underworld.

Its music video debuted on X Factor UK.

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In 1984, the same charity single aimed at tackling hunger in Africa.