2009 MTV Video Music Awards: Kristin Cavallari - John Mayer Is 'A Nice Guy'

2009 MTV Video Music Awards: Kristin Cavallari - John Mayer Is 'A Nice Guy'

“The Hills” star Kristin Cavallari hits the red carpet at the 2009 MTV Video Music Awards where she addresses the rumors saying she’s been romantically involved with John Mayer.