Holly Willoughby is set to appear on a new BBC One challenge show, Freeze the Fear, which will follow famous faces as they take on epic mental and physical challenges set by the famous Dutch extreme athlete and cold-water therapy advocate, Wim Hof.The star of This Morning will present the show alongside comedian Lee Mack as several celebrities go on a “once-in-a-lifetime, epic adventure”. Holly recently shared a behind-the-scenes look at her new BBC TV show with fans, which she'll present alongside the Not Going out comedian.