COLEEN Nolan fought back tears on tonight’s episode of Celebs Go Dating, recalling that one of her sisters had sex with her boyfriend behind her back.

It comes after the Loose Women star had another emotional moment where she felt “mortified” after being snubbed by her date.Woman with dark hair and blue eyes looking to the right.

Coleen Nolan revealed that one of her late sisters slept with her boyfriend

A woman sitting on a couch in a living room.

She was living with him at the time and they had been together for two years
Speaking to the dating experts, Coleen unpacked the difficult moment from her history.

She shared: “I was with him [an ex] for two years, and then he went with my sister.

“For two years. We lived together. I feel bad because it’s one of my sisters that passed away.”

Coleen then admitted that she didn’t talk to her sister about what had happened for two decades.

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A woman with dark hair and bangs, wearing a white collared shirt, with the text "Not for 20 years after it happened" overlayed.

Coleen looked visibly pained recalling the experience

A woman with glasses and a striped suit speaks, a green chameleon brooch on her lapel, with the text "You didn't talk about it for 20 years?" below.

The hosts of the show were stunned to hear that Coleen didn’t talk to her sister about what had happened for decades
She continued: “No, not for 20 years after it happened.

“Everyone was like ‘how can you be so calm about that?’

“And I said well, I’m not going to lose my sister over him because he’s not worth it.”

Coleen didn’t specify which one of her sisters she was speaking about.

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The star recently revealed that she signed up to Celebs Go Dating to prove to older women it’s never too late to find love again.

Though she hasn’t had the easiest time so far, clashing with date Steve and being left teary-eyed.

Steve snubbed her and said: “I hope that after this that we can still be friends; I would love to see you again.”

Then Coleen clapped back saying: “I didn’t come on here to find a friend. I’ve got lots of male friends that I get on great with.”

Coleen was last in a relationship with her ex-husband of 11-years Ray Fensome.