Fern Britton and funnyman Bob Mortimer are to take part in a live Who Wants To Be A Millionaire special - with their teenage children.
The celebs will be dragging their teens into the studio to raise money for charity in July.
Also taking part in the School's Out edition of the show - presented as ever by Chris Tarrant - is boxer Joe Calzaghe.
It is the first time the show has featured celebrities with their teenage offspring.
Fern will be joined on the ITV1 show on Friday July 15 by daughter Grace, Joe by son Connor and Bob will appear with son Harry. All the children are 14.
Joe said: "I'm a big fan of the show and always enjoy watching it when I can."