Singer who turned down part on Bob Geldof’s charity single is latest to criticise track aimed at raising money to fight EbolaLily Allen has become the latest artist to criticise the Band Aid single, revealing that she refused to appear on it because she considered it smug and preferred to donate “actual money”.The charity single, in aid of the Ebola crisis, is poised to top the British charts on Sunday, having become the fastest selling single of the year, but that has not stopped a backlash from people who have accused it of being patronising and perpetuating misconceptions about Africa.