Kim Kardashian has hired lawyer Marty Singer to muzzle a man identifying himself as her former publicist while asserting her 72-day marriage to basketball player Kris Humphries was a sham. According to TMZ, Kardashian is seeking $200,000 in legal damages from Jonathan Jaxson.On Friday, Jaxson told "Good Day L.A." that he worked for the E! reality star from 2007 - 2009 and that the marriage was staged.Kardashian claims that Jaxson only worked for her on one project -- a blog -- and that he is in violation of a signed confidentiality document. According to TMZ, Singer has filed papers on the matter to a party specializing in private arbitration.Also read: Kardashian Divorce Backlash: 'People Feel They Have Been Taken for Fools' On Friday, Jaxson told "Good Day L.A.," "The whole show itself was staged to a T." Earlier, he told the "Elvis Duran Morning Show," "She knew weeks before getting married she didn'