A new set of challengers face off against The Four, determined to take their coveted seats in front of a panel of industry experts: Grammy(R) Award-winning musician, record producer and songwriter Sean "Diddy" Combs, record-producing hitmaker DJ Khaled, Grammy-winning recording artist and songwriter Meghan Trainor and record label executive Charlie Walk. Eight-time Grammy(R) Award-winning and multi-Platinum solo artist Fergie guide the contestants as they battle it out against the new singers trying to steal their spots in the competition.