Holly Willoughby teeth: What has the This Morning presenter had done?

Holly Willoughby teeth: This Morning presenter has sparked speculation over her smile [Holly Willoughby/Instagram]Holly Willoughby has been under the spotlight recently for her incredible Dancing On Ice gowns and daring This Morning outfits.Holly, 37, has also revamped her hair and makeup and come under speculation for her recent weight loss.And while they're at it, fans have started admiring Holly's teeth, because, why not?Commenting on Holly's pearly whites ...