Plot: The coaches enlist Mariah Carey as Key Advisor on the final night of Knockouts, when the coaches pair their artists to perform solo, then select just one of them to move on to the Playoffs.

The Voice - Season 15 - The Knockouts, Part 3 (Episode 13)
Episode Aired On:
Monday, November 5 2018
6 years ago
Monday, November 5 2018
6 years ago