Kelly Clarkson kicked off her Las Vegas residency's first show with an apology to fans after postponing opening night last week: 'I'm so sorry. We can't help our bodies sometimes.'

Kelly Clarkson's Vegas Residency: Her Setlist, What She Wore and What It Was Like originally appeared on Parade. What doesn't kill you makes you stronger. That's what Kelly Clarkson belts out in her hit "Stronger," and boy does she mean it.

Kelly Clarkson shines in her new Vegas residency, Studio Sessions, blending powerhouse vocals, heartfelt moments, and signature humor at The Colosseum.