The presenter said he was "absolutely gutted" to miss the show.
The couple are already parents to two daughters.
Rochelle Humes, Ore Oduba and Dermot O'Leary will also be on hosting duties as Holly and Phillip take some time off.
The new villa in South Africa is about to open its doors for the first of two new series this year.
Things have reportedly turned sour between the former This Morning colleagues.
By portraying people - like me - as villains, search engines, the media and, yes, dictionaries are perpetuating untruths that cause stigma
"We’re going to have to disappoint you."
'Elsa and Rapunzel have long straight hair mummy.' 👑
Humes said it dawned on her that “maybe this issue started closer to home” as Alaia-Mai had only ever seen her mum with straight
It's an umbilical cord - it nourished and connected baby to mother for nine months. Without it there would be no baby - it is a miraculous part of our human engineering and so why does it provoke a reaction of such disgust? Rochelle is proud of hers - so why does her decision to preserve it warrant such discussion?
Would you do it?
Rochelle Humes has marked the birth of her second daughter by turning her dried umbilical cord into a piece of art. The
'It’s a beautiful little sister for Alaia-May.'
Rochelle Humes has given birth to a baby girl, her second child with husband Marvin Humes. The new arrival will be joining
'Baby Humes number 2 is on the way.'
Rochelle Humes is pregnant with her second child. The former ‘Saturdays’ singer, 27, revealed her and her husband Marvin
'Being Mum Is The Great Leveller Because We're All Coming From The Same Place - We Just Want The Best For Our Children'
Tess Daly and Rochelle Humes chat about their favourite thing: motherhood, as part of AOL Original Series, Being Mum. "Talking
While some parents feel a brood of two or three children is more than enough to keep their hands full, glamour model-turned