Former This Morning presenter Holly Willoughby has been open about her struggles with mum guilt in the past. And now the TV presenter has landed a new gig hosting a high-profile show for Netflix, in which celebrities attempt to beat survival expert Bear Grylls, she is no doubt feeling torn over spending time so far away from her children. Holly, 43, who is mum to son Harry, 14, daughter Belle, 12, and eight-year-old son Chester, will be jetting off to Costa Rica to film the show.