'The Voice' US Season 8: Complete List of Knockout Round Qualifiers

"The Voice" US Season 8 will go to the Knockout Round next week with the Battle Round wrapping up on Tuesday after the last six pairs hit the stage to impress their coaches - Adam Levine, Blake Shelton, Pharrell Williams, and Christina Aguilera. Here is complete list Knockout Round qualifiers (top 32 contestants): Mar 18, 2015