One of Hugh Hefner’s girlfriends said she never had casual sex before she met the Playboy founder. The claim was made by Holly Madison in A&E’s docuseries "Secrets of Playboy," which premiered Monday night.The 10-episode show debuted with a two-hour premiere that featured an exclusive new interview with the former Playboy Bunny. The 42-year-old dated the magazine publisher from 2001 to 2008 and was viewed as his No.1 girlfriend at one point.