WKhloe Kardashian and Tristan Thompson are official! The couple was spotted arriving at Khloe’s surprise birthday party. The hot couple headed to Blind Dragon hand in hand for the surprise party with family and friends waiting for the guest of honor.And there’s more to the surprise. According to online reports, Khloe and Tristan are ENGAGED. Peep the noticeably shining DIAMOND RING on her left hand.