If Billie Austin were our drill sergeant, we’d gladly wake up every day at the crack of dawn for boot camp. It probably will surprise XL Men everywhere to learn that Billie did serve in the United States Marine Corps as an aviation hydraulics mechanic. “It was the best thing I’ve ever done,” Billie says. We’d say the second best thing this 42H-cup hottie has done is shoot for us. Enjoy this bonus video interview in which Billie discusses being the bustiest chick on her base and more.