Khloe Kardashian and Tristan Thompson are back together, Scott Disick has confirmed.The 37 year old commented underneath a photo of Khloe, 36, in a bikini claiming that Tristan is "a lucky man." The Keeping Up With The Kardashians star is yet to publicly announce whether or not she is back with the father of her daughter, True, but reports have been swirling for months.