"A decade on and my understanding of the narrative associated with this has changed," he said, referencing criticisms of the way Africa is portrayed in the charity song "Do They Know It's Christmas?"

The 40th anniversary "ultimate mix" will feature performances from different versions of "Do They Know It's Christmas?"

Ed Sheeran says Band Aid 40 organisers did not seek his approval to use his vocals in the new version of the charity hit Do They Know It's Christmas?