While it's widely known Lady Gaga's been seeing Taylor Kinney, her beefcake co-star in her You & I video, this week's Star exclusively reports that Kinney ditched Brittany Sackett, a 26-year-old real estate agent from San Diego, to play with the Love Game singer. A pal of Sackett's told Star, "Gaga was withBrittany's boyfriend, and Brittany found out he was cheating on her.”
