Article continues below advertisementHoward Stern and his wife, Beth, were hit with a lawsuit filed by their former assistant, who claims she was fired from a "hostile work environment."The couple has been named in a bombshell lawsuit filed in New York court by a woman named Leslie Kuhn, who claims she worked as the Sterns' executive assistant and was booked busy by Beth after being asked to move into their 20,000-square-foot Southampton mansion, TMZ revealed in a Monday, April 6, report.