Instagram/Blake Shelton & Gwen Stef TV Blake Shelton blames his manager for missing wife Gwen Stefani's Las Vegas Sphere residency debut, venting onstage about the scheduling clash. May 9, 2026 AceShowbiz - Blake Shelton expressed frustration over missing his wife Gwen Stefani's inaugural Las Vegas residency show at the Sphere, blaming his manager for the scheduling conflict. The country star addressed his absence during his own concert at the Colosseum at Caesars Palace in Las Vegas on Wednesday night, the same evening Stefani and her band No Doubt launched their highly anticipated residency.