President Obama's dispute with Russian President Vladimir Putin has been getting the headlines, but now he's in a new beef with Kardashian matriarch Kris Jenner, and this one could get really nasty.The President recently said that the public's fascination with the Kardashian and other high-profile celebs was changing the American Dream, in an interview on Amazon's Kindle Singles site. Where children once aimed for a good home, a good job and the possibility of higher education, he said, today's youngsters are exposed to such wealth in the form of celebrities' lifestyles that everything seems smaller by comparison. "Kids weren't monitoring...