Cyndi Lauper’s son, Declyn Lauper, was arrested in Manhattan when police found him allegedly sitting in the driver’s seat of a stolen car, police said Saturday. Police noticed the illegally double-parked 2014 Mercedes Benz C350 at the corner of W. 140th Street and Broadway in Hamilton Heights around 1:40 a.m. Thursday. Upon a computer check, they determined the vehicle was stolen, police said. The 24-year-old was arrested at the scene and charged with unauthorized use of a vehicle. Lauper is the only child of his Grammy-Award winning mom and her husband, David Thornton. He raps under the name …
