Miley Cyrus extolled the virtues of a gluten-free diet for weight loss. But, Hartley said, unless you have celiac disease such a diet is pointless. As for Beyonce's alleged reliance on the Master ... more 
Miley Cyrus extolled the virtues of a gluten-free diet for weight loss. But, Hartley said, unless you have celiac disease such a diet is pointless. As for Beyonce's alleged reliance on the Master Cleanse juice fast, Hartley said not to even go there less 
1 / 1
Good Morning America | Photo By Kevin Winter/Getty Images
Thu, Dec 20, 2012 6:18 AM EST