Kelly Clarkson's highly anticipated Las Vegas residency opening was postponed hours before showtime because the singer needs vocal rest after demanding preparations.

Kelly Clarkson's Las Vegas residency didn't kick off as planned. Less than two hours before she was set to take the stage at The Colosseum at Caesars Palace on July 4, Clarkson announced to fans that she was postponing the start of her residency because of vocal issues.

Kelly Clarkson said rehearsals for her new Las Vegas residency have "taken a toll on my voice" so she postponed the July 4 opening of the show to avoid "doing serious damage." She told fans, "I am taking this weekend and next week to rest up so that we can deliver what you all deserve.