The former couple share an adorable daughter True Thompson, 2, and Khloe has taken the opportunity to post her dad's sweetest picture of her mini-me twinning! The Keeping Up With The Kardashians star took to her Instagram Story on June 21 to wish the NBA star a happy Father's Day.The Keeping Up with the Kardashians star in addition to Thompson also paid tribute to all other fathers in her life, including her brother Rob Kardashian and her late father Robert Kardashian. Such as Caitlyn Jenner, Scott Disick, and Kylie Jenner 's ex Travis Scott, Kim Kardashian West 's husband Kanye West also got a shout out.Nevertheless, the exes have remained friendly and have even explored the chance of having a second child together — and in recent months, a source told PEOPLE on June 11, they have grown "closer" to each other.