Girls Aloud star Sarah Harding disappeared from the spotlight and went into hiding amid her secret battle with cancer. The pop star, 38, went public with her health crisis today - confirming she's been diagnosed with breast cancer and is undergoing chemotherapy.
Mirror Online revealed last year that Sarah had taken the decision to step away from fame - quitting social media and taking her website offline.
She hasn't been seen out in public in more than two years. Sarah's last post on social media was in August 2018 before she returned to Instagram and Twitter today to share her heartbreaking cancer news.
Her last public appearance was back in March, 2018 when she attended the National Film Awards in London. In a poignant post today,
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