Dolly Partonhas apologized for postponing six Las Vegas concerts to 2026, but she has not shared details about the health issue behind the delay. Dolly Parton moved six Live In Las Vegas shows at the Colosseum at Caesar's Palace to Sept. 2026. While she said nothing of the physical recovery, Parton did indicate she'll be able to stay on task in other ways. Ten years ago, Parton missed another event at Dollywood due to kidney stones and she bounced back to tour the following year. Dolly Parton's Difficult Year ContinuesThe kidney stones and postponement of her 2025 Las Vegas residency continue a difficult personal year for Parton.