Blake Shelton & Gwen Stefani Are in Direct Competition' with Newly Announced Vegas Shows, He Jokes It's 'Not Very Friendly'

Blake Shelton says that he and his wife, Gwen Stefani, are getting competitive as they gear up for a string of competing performances in Las Vegas later this year. After the country superstar kicked off his Blake Shelton: Live in Las Vegas residency at The Colosseum at Caesars Palace on January 15, he announced an []