The Voice Christina Aguilera to duet with Ariana Grande on 'The Voice' finale 05/24/2016 Christina Aguilera and Ariana Grande will duet on season finale of "The Voice" tonight. Read More RELATED NEWS Gwen Stefani joins CNN's New Year's Eve broadcastChristina Aguilera denies she quit 'The Voice' due to Gwen StefaniChristina Aguilera slams 'The Voice' -- "It's not about music" TAGS: The Voice Christina Aguilera Alicia Keys Adam Levine Blake Shelton Miley Cyrus Ariana Grande Whitney Houston Jimmy Fallon Pharrell Williams Entertainment Tonight
