Holly Willoughby is seen to be fighting back tears in an emotional segment of the new trailer for BBC show Freeze the Fear with Wim Hof.The This Morning host has ditched her usual co-star Phillip Schofield and is fronting the show with comedian Lee Mack.The 41-year-old is seen in the trailer alongside eight celebrity participants who are given a number of extreme challenges in the freezing cold temperatures of Northern Italy, where it was filmed.And as the trailer shows the stars plunging into icy waters and walking planks over terrifying cliffs, a clip is shown of Holly fighting back tears as she fan-favourite host lets her emotions flow out.The ITV regular narrates the trailer and says: "Eight celebs, one ice man, no red carpet, no enjoying the view, no hot tubs, no hot showers, no feeling in their toes, hands or bum.
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