Sighting: One Direction Singer Niall Horan Continues to Celebrate 21st Birthday at Hakkasan Las Vegas Restaurant – Sunday, September 14

Last night (Sunday, Sept. 14), One Direction front man Niall Horan dined at Hakkasan Las Vegas Restaurant located inside MGM Grand Hotel & Casino. Taking a break from the band’s “Where We Are” Tour and recording a soon-to-be released fourth studio album titled, Four, expected to drop on November 17