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.
Released: Jan 01, 1970
Runtime: 00:43:90 minutes
Genre: Reality
Stars: Carson Daly, John Legend, Chance the Rapper, Reba McEntire, Dan + Shay