Shakira, Usher to Replace Christina Aguilera, Cee Lo Green in The Voice

Hips Don't Lie’s singer Shakira and R&B star Usher will be replacing Christina Aguilera and Cee Lo Green as coaches for season four of the reality singing contest The Voice.

Aguilera is also set to release her new album in November and go on long-tour.

Fellow coaches Maroon 5 frontman Adam Levine and country singer Blake Shelton will remain. Since its inception in 2011, NBC's The Voice has been giving stiff competition to it rivals network Fox's The X Factor.