More drama ensuing in the relationship between Khloe Kardashian and Tristan Thompson. In a recent segment of The Kardashians, Kim was on the phone with Khloe as she read over legal paperwork filed by Thompson. In it, he admitted that he cheated on her, stating that it was on his 30th birthday. Kim was irate because Khloé threw him a 30th birthday party and Thompson was said to have left and cheated with someone else that day.