looking at pictures of myself!" the singer insists, shaking his head at the thought. Sorry, Tim
, we can't relate. Since the 46-year-old went through a body transformation a few years ago, giving up alcohol, taking on three-hour workouts and dropping 40 lbs., we're loving the results. "Ten years ago, I was in the worst shape of my life," McGraw says. "I worked hard to get in shape. People are paying great money to come and watch us, so it's part of my job. I want to enjoy it while I'm out there and feel good doing it."