The singer, 45, said a parasite embedded itself into his large intestine and gave him colitis of the colon and large intestine.

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He explained how he ate a dinner of crispy duck and pancakes and started feeling ill a little over five hours later.

Christopher told the Mirror in an interview published today: “I was literally on the floor and in the toilet, I was ill, it was just horrendous.

“I had fever, I had hallucinations and I couldn’t sleep because I was constantly going to the toilet and vomiting.

The former Celebrity Big Brother star says he continued to perform while feeling ill – eating a diet of pineapple and water.

However, Christopher explained he collapsed outside his mum’s house, where she called an ambulance and taken to Liverpool’s Aintree University Hospital.

He said: “I honestly nearly died, my organs were shutting down. I nearly died. They were going to remove my colon and put me on a colostomy bag.”

The singer opened up to the Mirror in an interview published today, speaking about the meal, which was to celebrate his birthday on Boxing Day 2019.

Christopher shot to fame on the ninth series of The X Factor in 2012 finishing in third place after being eliminated from the first live show.

He remained a favourite with viewers and appeared on the X Factor Tour the following year.