A couple have thanked Good Morning Britain presenter Ranvir Singh for saving their lives after appearing on the latest series of Eat Shop Save.The show is now in its fifth series and it appears Ranvir has well and truly excelled herself.The first guests to feature on the show, Michelle and Niel, hail from Dudley and are madly in love. However, having met later on in life, they’re determined to lose weight so that they can enjoy the years they have left together.