Ep 12. The Knockouts, Premiere

For the first time in Voice history, the coaches recruit not one, but two Grammy Award-winning artists and country music icons Tim McGraw and Faith Hill to labor as a key advisers and be on hand to work with all of the coaches and their groups as they prep the musicians for the Knockout Rounds. The Knockout Rounds start with coaches Miley Cyrus, Alicia Keys, Adam Levine and Blake Shelton's strongest group members left from the battle rounds.