Mom Kris Jenner also shared a bevy of childhood snapshots of Rob. “I love you so much Rob,” she wrote. “You have grown into the most beautiful soul, the best father ever, the most amazing brother, uncle, grandson, and friend. You are so full of love and passion for everyone you love. I am beyond proud of you and I am so blessed that God chose me to be your mommy!!!”
In honor of Rob’s big day, scroll through the photo gallery below to see how he’s grown up over the years.