It’s another run in the rumor bin for these Keeping Up with the Kardashians stars, and this time it’s about the less-famous brother Rob Kardashian.  Several accounts have surfaced about him dating a porn star, but his publicist has finally taken care of those and dismissed them. Earlier this week, the X-rated actress Lisa

Ann insisted she was romancing the 22-year-old reality star.  Best known for her work in last year’s adult film Who’s Nailin’ Paylin , she claims that Rob and her have been a couple for about a month.

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Keeping Up with the Kardashians: Rob Rejects Rumors of Porn Star Romance