Howard Stern married his longtime girlfriend, model Beth Ostrosky, at Le Cirque last night. The couple had been engaged for a year and a half, but details on the wedding were kept mum (even from guests) until the last minute. The ceremony was presided over by Mr. Kelly Ripa, Mark Consuelos, one of many big names in attendance. It also included a song from Billy Joel and a roast from Chevy Chase. The Post (who......