Confirming the news via social media, Hamilton confirmed this news that she is pregnant with her fifth child, and first with husband Charles Gay, whom she married in Sepetember 2021 at a Lake Como ceremony.
The singer who burst onto the scene as part of music group Atomic Kitten in 1998, has four children from previous partners, three sons Josh, Harry, Alfie, and a daughter Ella Rose.
Taking to Instagram, Hamilton wrote "7 years of loving you. 17 months of marriage. We finally got our little miracle. Baby Gay due September 2023. We really couldn’t be any happier xxx".
First to congrulate her bandmate was Atomic Kitten's Jenny Frost, who added "Look at the little tummy!! So happy for you all ….& such a beautiful video, just bursting full of love, love you xxxx".
Atomic Kitten are renowned for chart hits including 'Eternal Flame' and 'Whole Again'. Their shifting line ups also include singers Heidi Range and Kerry Katona.