Mason Disick Makes RARE Appearance in Kim Kardashian's Photo!

Mason Disick, Scott Disick and Kourtney Kardashian's eldest son, makes a rare appearance in aunt Kim Kardashian's family photo on Instagram. The 13-year old poses with his dad and sister, Penelope, alongside Kim's four children. Mason is rarely featured on his family's hit Hulu series, 'The Kardashians,' and keeps a low profile on his family's social media accounts.