Multi-talented, platinum-selling recording artist Demi Lovato announced today the North American dates for her all-new World Tour that kicks off on Sept. 6 in Baltimore, Md. at the Baltimore Arena. Produced and promoted by Live Nation and sponsored by the Tampax and Always Radiant Collection, the tour will make stops in 25 cities across the United States including Louisville, KY at the KFC Yum! Center on Wednesday, October 15. Christina Perri and MKTO will join Demi's World Tour as special guests.