Khloe Kardashian took to Instagram to show a picture of her and Tristan Thompson's daughter, True, and Kim Kardashian and Kanye West's son, Psalm, showing off their arm casts.«Summer 2023 Cousin cast club Trampoline and monkey bars They had a ball this summer,» the Good American founder captioned the picture. In the pic, True, 5, and Psalm, 4, are all smiles as they pose inside of a home gym and show off their arms.