Just three days after she drops “Sorry Not Sorry,” GRAMMY nominated artist Demi Lovato will perform her newest single and other favorites for an intimate audience of CBS RADIO listeners on Friday, July 14 in Las Vegas. Six CBS RADIO stations from across the U.S. along with the company’s streaming service Radio.com will fly winners and a guest to the performance and provide overnight hotel accommodations. Local Vegas station KLUC-FM will welcome 30 local winners and their guests. Participating stations outside Las Vegas include: WODS-FM/Boston (2 winners); WBBM-FM/Chicago (1 winner); KVIL-FM/Dallas (2 winners); KAMP-FM/Los Angeles (1 winner); and KMVQ-FM/San Francisco (1 winner). To win the chance to attend this special performance, audiences should listen to their local stations and call-in to win. All listeners can enter the Radio.com national sweepstakes HERE beginning today at 12 Noon, ET through Wednesday, July 12 at 12 Noon, ET; two winners will be randomly chosen.