Entertainer Garth Brooks (L) smiles as Wynn Resorts CEO Steve Wynn announces a deal during a news conference in the Encore Theater at the Wynn Las Vegas Resort in Las Vegas, Nevada October 15, 2009. Brooks, the best-selling solo musician in U.S. history, ended his semi-retirement on Thursday and announced 15 concert dates at Wynn Resorts Ltd's Encore theater in Las Vegas.