#KourtneyKardashian steps out at the Marquee Dayclub’s season preview at The Cosmopolitan of Las Vegas. Recording artist #UsWeekly Fashion Contributor #RickyRebel weighs in: http://www.usmagazine.com/fashion-police/kourtney-kardashian-marquee-dayclub-s-season-preview-at-the-cosmopolitan-of-las-vegas-201534