I'm A Celebrity's Declan Donnelly and wife Ali Astall have fun at Australian beach with kids

Declan Donnelly jokes he'll be asking pal Ant McPartlin to help with babysitting duties

Declan Donnelly cradles baby son Jack, 3 months, while touching down in Australia for I'm A Celeb

Declan Donnelly beams as he carries baby son Jack as he jets to Australia for I'm A Celeb