Cheryl, 32, and second husband Jean-Bernard are said to have separated five months ago, following their marriage in May 2014, and began proceedings over Christmas.
But according to sources Cheryl is putting her own heartache to one side in order to be there for best friend Kimberley.
Kimberley, 34, is gearing up to marry partner of 11 years Justin Scott in Barbados later this year, and her former Girls Aloud band mates Cheryl and Nicola Roberts will be in attendance.
A source told The Sun: “Kimberley sorted the date for her wedding ages aho and Cheryl is going to be there to ensure the big day goes to plan.
“She’s played a huge part in the preparations and being involved had at lease provided her with a bit of a distraction from her own troubles.”
The publication also reports Kimberley and Justin will invite Cheryl and Nicola to join them on their honeymoon.
Cheryl, who married JB on the island of Mustique after a whirlwind three-month romance, has reportedly been advised by family and friends not to avoid her current situation.
An insider told Closer: “Cheryl says all she wants to do is flee to Newcastle and ‘hide from the world’ and thinks time alone will heal the heartache of the past year.
“But her mum and friends have urged her not run await from her problems.”
Cheryl and Jean-Bernard have yet to comment on the reports.