Cat Deeley is to take over from Matthew Kelly as host of a Stars In Their Eyes series for children.
Deeley also presents a radio show
Kelly, who was investigated and cleared by police over child sex abuse allegations, will be too busy with a touring stage production when the ITV show is recorded.
He said he was delighted that the CD:UK and Fame Academy presenter would be taking up the reigns of the children's version of the lookalike singing show.
He said: "Cat Deeley will be a huge asset to Kids Stars In Their Eyes. She was a real hit on the ITV kids' series SM:TV Live."
Deeley said: " It's the perfect show for me because I love working with children and it sits so well with CD:UK."
Kelly is to return to his role as presenter of the main Stars in their Eyes show later in the year.
Kelly was cleared over child porn allegations
The eight-week children's series will include performances mimicking artists from across the generations music genres, from Ms Dynamite to Dolly Parton.
ITV controller of entertainment Claudia Rosencrantz said: "Kids Stars In Their Eyes is such a special show so we knew we needed someone very special to
"Cat fits the bill perfectly and we are delighted that she will be fronting the series."