Saint and Chicago West shared a hilarious brother-sister moment over the 4th of July weekend. Mom Kim Kardashian shared a series of Instagram Stories on July 5 that documented the family’s long holiday festivities, including some fun on a giant water slide and wakesurfing to beat the summer heat. In one clip, Saint, 5, pushed his younger sister Chicago, 3, down a water slide in a bait-and-switch moment, showcasing classic shady sibling behavior.