Blake Shelton might be leaving behind, but the connections he made there carry on.The country singer announced on Thursday that he's teaming up with former producer and four-time Emmy Award-winning showrunner Lee Metzger to launch Lucky Horseshoe Productions.The pair has already collaborated on, an unscripted USA series where Shelton — along with Nikki Garcia and host Carson Daly -- opens up his famous Ole Red bar in Nashville to play fun drinking games with his famous friends. Now, they'll begin a new chapter of projects following Shelton's departure from after 23 seasons. «I'm excited to partner with my longtime friend and creative rainmaker Lee Metzger,» said Shelton in a press release about the new partnership.