A look back at Season 27’s best performances, plus a sneak peek at Mega Mentors Sheryl Crow and LeAnn Rimes.

Adam Levine, Michael Bublé, Kelsea Ballerini and John Legend each pair two artists to perform solo against each other, then select a winner to move on to the Playoffs. Each coach has one Steal.

Adam Levine, Michael Bublé, Kelsea Ballerini and John Legend each pair two artists to perform solo against each other, then select a winner to move on to the Playoffs. Each coach has one Steal.

Adam Levine, Michael Bublé, Kelsea Ballerini and John Legend each pair two artists to perform solo against each other, then select a winner to move on to the Playoffs. Each coach has one Steal.

The Battle Rounds conclude as the coaches enlist superstar Battle Advisors to help prepare their artists in hopes of advancing to the Knockouts. Each coach has one Steal and one Save.

The Battle Rounds continue as the coaches enlist superstar Battle Advisors to help prepare their artists in hopes of advancing to the Knockouts. Each coach has one steal and one save.