Nadine Coyle has revealed she "refused" to believe Sarah Harding's tragic prognosis. Sarah died in September 2021 at the age of 39, a year after sharing her diagnosis publicly. Nadine said she thought it was 'unfathomable' that anything serious would happen to Sarah and thought her friend would get better until she was told it would be her last Christmas . "I was like, 'Surely somebody has gotten it wrong? Maybe this is all just a dream, actually?' It wasn't," said Nadine in a new interview. In