Washington: Christina Aguilera and Cee Lo Green will return for `The Voice` Season 5, joining Adam Levine and Blake Shelton, it has been revealed.
Their midseason replacements - Shakira and Usher - will be back for Season 6, which will air in midseason 2014, Radar Online reported.
Meanwhile Fox is scrambling to revive `American Idol` after record low ratings for Thursday`s finale, with 14.3 million viewers.
Original judge Randy Jackson has already announced his exit and Fox is making yet-to-be detailed format changes.
Last week, ` The Voice` narrowly edged out `Idol` in weekly ratings.