YouTube Sia Joins James Corden For Another Carpool Karaoke! Ottawa, ON, Canada / JUMP! 106.9 Johnny Novak February 17, 2016 02:45 am Carpool Karaoke is back and this time it’s Sia in the passenger seat. Not gonna lie, James totally pulls off the bob haircut. To read more from @JohnnyNovak, why not click HERE.