Gwen Stefani’s Been Hitting The Gym! 52-year-old Gwen Stefani is showing off her toned legs and abs in a new Instagram post. Wearing jean shorts, fishnets nights, a crop top, and knee-high boots, she shouts out hubby Blake Shelton, “thank u @blakeshelton for giving me an excuse to buy these @dsquared2 cowboy boots.” […]