In a recent interview, Kylie Jenner explained why she believes Mason Disick is the worst Kardashian kid. Jenner revealed that Mason, the eldest child of Kourtney Kardashian and Scott Disick, has a tendency to spill family secrets and cause drama among the family members. She mentioned that Mason often shares information that should be kept private, leading to conflicts within the Kardashian-Jenner clan. While Jenner did not go into specific details, she expressed frustration with Mason’s behavior and emphasized the importance of trust and confidentiality within the family. Overall, Jenner’s comments shed light on the dynamics of the Kardashian family and the challenges they face due to Mason’s actions.