Kelly Clarkson reportedly "felt terrible" about canceling two of her Las Vegas residency dates at the last minute. The singer was scheduled to begin her Studio Sessions concert series at The Colosseum ...

Kelly Clarkson reportedly pushed herself "too hard," leading to vocal strain, a source close to the singer told People. This is why she had to postpone two of her opening Las Vegas residency dates.

Kelly Clarkson Is "Devastated" That Health Concerns "Forced" Her to Cancel Shows After two dates were postponed, Clarkson will resume performing this week.