The Voice Gwen Stefani admits -- I am "for sure" in love with Blake Shelton 03/31/2016 Gwen Stefani has confessed to the world she's absolutely in love with boyfriend Blake Shelton. 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 Blake Shelton Gwen Stefani Gavin Rossdale