TV The Voice - Season 17 Episode 12 : The Knockouts, Part 2 The Voice - Season 17 Episode 12 : The Knockouts, Part 2 5.9/10 by 218 users The Knockout Rounds continue. Taylor Swift serves as a Mega Mentor to work with all of the coaches and their teams. Details Casts Posters Images Title The Voice - Season 17 Episode 12 : The Knockouts, Part 2 Alternative Titles The Voice US, The Voice (2011), The Voice (US), The Voice: Battle of Champions First Air Date 2011-04-26 Last Air Date 2026-03-09 Number of Episodes 689 Number of Seasons 29 Genres Reality, Networks NBC, Casts Carson Daly, Adam Levine, Kelly Clarkson, John Legend Plot Keywords , Self - Host Carson Daly Self - Coach Adam Levine Self - Coach Kelly Clarkson Self - Coach John Legend Episodes List The Voice Season 17 :Episode 1 The Blind Auditions Season Premiere The Blind Auditions Season Premiere 2019-09-23 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 2 The Blind Auditions Premiere, Part 2 The Blind Auditions Premiere, Part 2 2019-09-24 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 3 The Blind Auditions, Part 3 The Blind Auditions, Part 3 2019-09-30 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 4 The Blind Auditions, Part 4 The Blind Auditions, Part 4 2019-10-01 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 5 The Blind Auditions, Part 5 The Blind Auditions, Part 5 2019-10-07 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 6 The Blind Auditions, Part 6 The Blind Auditions, Part 6 2019-10-08 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 7 The Blind Auditions, Part 7/ The Battles Premiere The Blind Auditions, Part 7/ The Battles Premiere 2019-10-14 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 8 The Battles, Part 2 The Battles, Part 2 2019-10-15 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 9 The Battles, Part 3 The Battles, Part 3 2019-10-21 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 10 The Battles, Part 4 The Battles, Part 4 2019-10-22 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 11 The Battles, Part 5 / The Knockouts Premiere The Battles, Part 5 / The Knockouts Premiere 2019-10-28 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 12 The Knockouts, Part 2 The Knockouts, Part 2 2019-10-29 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 13 The Knockouts, Part 3 The Knockouts, Part 3 2019-11-04 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 14 The Knockouts, Part 4 The Knockouts, Part 4 2019-11-05 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 15 Live Playoffs Top 20 Live Playoffs Top 20 2019-11-11 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 16 Live Top 20 Eliminations Live Top 20 Eliminations 2019-11-12 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 17 Live Top 13 Performances Live Top 13 Performances 2019-11-18 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 18 Live Top 13 Eliminations Live Top 13 Eliminations 2019-11-19 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 19 Live Top 11 Performances Live Top 11 Performances 2019-11-25 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 20 Live Top 11 Eliminations Live Top 11 Eliminations 2019-11-26 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 21 Live Top 10 Performances Live Top 10 Performances 2019-12-02 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 22 Live Top 10 Eliminations Live Top 10 Eliminations 2019-12-03 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 23 Live Semi-Final Top 8 Performances Live Semi-Final Top 8 Performances 2019-12-09 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 24 Live Semi-Final Top 8 Eliminations Live Semi-Final Top 8 Eliminations 2019-12-10 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 25 Live Finale, Part 1 Live Finale, Part 1 2019-12-16 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 26 Live Cutdown Show Live Cutdown Show 2019-12-17 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The... The Voice Season 17 :Episode 27 Live Finale, Part 2 Live Finale, Part 2 2019-12-17 The strongest vocalists from across the United states compete in a blockbusters vocal competition, the winner becomes “The Voice.” The...