A whole new group of entertainers are coming to Las Vegas. From rock to country, legendary acts are now barnstorming The Strip. Journey will rock The Colosseum at Caesars Palace in October, with Madonna coming in for three nights of her Madame X Tour in November. Sting will take up residency in the summer of 2020. They join current Caesars Palace headliners Mariah Carey, Rod Stewart and Reba, Brooks & Dunn. The Zappos Theater at Planet Hollywood Resort & Casino has a new slew of stars as well. Def Leppard, Christina Aguilera and Florida Georgia Line join Gwen Stefani performing at the resort.