Tristan Thompson and Khloe Kardashian pose for a photo as Remy Martin celebrates Tristan Thompson's Birthday at Beauty & Essex on March 10, 2018 in Los Angeles, California.

Khloé Kardashian and Tristan Thompson's daughter, True, is off to the first grade! On Tuesday, August 27, Kardashian, 40, and ex Thompson posted the sweetest back-to-school tributes on their ...