He announced their separation in August 2014 and filed for divorce just four months later.
But Nick Cannon is legally still married to Mariah Carey, with TMZ reporting that he has refused to sign their divorce papers, making it illegal for her to currently wed her billionaire fiance, James Packer.
Sources told the site that the 35-year-old presenter ‘still loves Mariah and doesn’t want to officially let her go.’
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Moving on: Mariah Carey is still married to Nick Cannon – who she separated from in August 2014 – even though she is gearing up to wed her billionaire fiance James Packer
Nick and Mariah wed in 2008 at her private estate on Windermere Island in the Bahamas, and the couple share two children, four-year-old twins Moroccan and Monroe.
It is believed that financial-settlement issues initially delayed their divorce proceedings, but these have reportedly been resolved.
MailOnline have contacted representatives for Nick and Mariah for comment.
Stubborn: Nick Cannon is reportedly refusing to sign divorce papers despite separating from estranged wife Mariah two years ago
So happy: James Packer proposed to Mariah in January with a $7.5m diamond engagement ring. The Australian casino businessman is worth an estimated $4.5 billion in US dollars and swept her off her feet
Mariah will need to be legally separated from Nick in order to marry her fiance James, who she got engaged to in January.
The Australian casino businessman is worth an estimated $4.5 billion in US dollars and swept her off her feet after they went public with their relationship in June last year.
The couple have not announced their wedding date, but the Honey hitmaker recently revealed it was going to be an intimate affair.
Well wishes: Nick (pictured with Mariah when they were still married in 2012) congratulated his estranged wife on her engagement, saying they were a ‘great couple’ and ‘may God Bless Your Future Union’
Appearing on Live with Kelly last week, the star remained coy at details of her upcoming nuptials, saying that she has some ‘stuff in the works’.
After the hosts asked about whether she’ll have a reception or ‘after-party’ Mariah replied ‘Reception is for if you have a big wedding.
‘I never said it was gonna be a big wedding,’ she added.
The songbird’s engagement ring is a 35 carat diamond sparkler estimated to be worth approximately $7.5 million.
Nick was one of the first stars to congratulate his estranged wife on her engagement, taking to Instagram to share a hilarious snap with friend Kevin Hart.
The America’s Got Talent host was seen in a hospital bed clothed in one of those unsightly hospital gowns with eyes closed as though prostrate with heartsickness, as Kevin hovered over him with a worried expression.
But it was all staged fun as Nick wrote: ‘Ha! This made me laugh out loud for real!!! HILARIOUS! #AllLove.’
He then added on a sincere note: ‘Congrats to @MariahCarey and James! May God Bless Your Future Union… #GreatPeople #GreatCouple’
Three times the charm: Both Mariah and James have been twice before; they were pictured in September of last year