Ronan's Boyzone bandmate Keith Duffy has paid tribute.
Jack was a Casa Amor bombshell on the ITV2 reality show last year.
"I’m just worried about him in there with those other guys."
"He will be watching when I’m on it for sure. He’s buzzing for me, me and my dad are very close, we’re best mates."
Marvin Humes will be on hosting duties for the very special episode of the ITV daytime show.
'When you're quick nappy change wasn't quick enough.' 💩🙈
'When you can multitask eating a Kit Kat while breastfeeding.'
The #KeatingClan has just got bigger.
The former Boyzone star is set to become a dad-of-four.