A popular dad who collapsed during a walk on Christmas Day is stuck in the Algarve as doctors diagnosed a horrific brain tumour. Christopher Taylor, flew to Portugal to meet up with his brother George and sister-in-law when he collapsed during a festive stroll, but insisted he was fine. When the 62-year-old failed to get up the next morning, George checked on him and called an ambulance as he feared he had suffered a stroke. However, he was later diagnosed with an aggressive brain tumour .