Which Pop Star Did Khloe Kardashian Cuddle Up to Backstage During The X Factor? (PHOTOS) 1 of 2 Previous Autoplay Next Share Tweet December 23, 2012 at 12:00PM EST by Tiffany Wan Related: The Kardashians, Guess Who?, Khloe Kardashian full size Credit: Instagram Which Pop Star is Khloe Kardashian Cozying Up to? That certainly doesn’t look like Lamar Odom.Khloe Kardashian spent her downtime hosting The X Factor cozying up to this pop star backstage. But who is he? Click through the gallery to find out!