The postponement came just a few hours after Clarkson had posted behind-the-scenes photos from the venue with the caption.

But unfortunately for some unlucky fans, it means having to figure out something else to do in Vegas this weekend. Kelly ...

Fans were left disappointed after Clarkson announced the last-minute cancellation, promising to return after a week of vocal ...

Just hours before she would have gone onstage, Kelly Clarkson was forced to postpone the start of her Las Vegas residency in ...

The Fourth of July holiday concerts that would have kicked off "Studios Session" at The Colosseum inside of Caesars Palace ...

Kelly Clarkson was set to begin her Las Vegas residency this weekend, but had to postpone the show minutes before it began.

Kelly Clarkson was set to begin her Las Vegas residency this weekend, but had to postpone the show minutes before it began.

Kelly Clarkson cancelled the first two shows of her Las Vegas Residency at Caesars Palace hours before the American Idol alum ...

The singer canceled the opening night of her Studio Sessions concert series just before show time Friday night (July 4).

The singer and daytime talk show host was scheduled to begin her Studio Sessions residency at The Colosseum at Caesars Palace ...

In order to protect her voice, Kelly Clarkson has delayed the opening of her 18-show Las Vegas residency at Caesars Palace.