(DAILYMAIL) — When Dawn and John MacGlashan had their baby twins in 2009 they were devastated to learn that while their daughter Molly was perfectly healthy, her sister Lilly had a devastating cancer.

The toddler has since spent her short existence fighting for the chance of a normal life and at one point was given just 24 hours to live.

But after being ‘written off’ by doctors in the UK when she relapsed following chemotherapy treatment, the toddler has celebrated her second birthday with her twin after undergoing pioneering treatment in America.

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