hit reality show earlier this year and was treated in hospital for five days after suffering complications with her gallbladder.The 46-year-old mother-of-three spent her birthday in hospital and is now awaiting surgery to remove the gallbladder, which stores bile produced by the liver.Nicole felt unwell while she and her co-stars filmed scenes on a girls' holiday to Athens shortly before the UK was placed under lockdown in March."I tried to carry on filming but in April I ended up in hospital,"