Gwen Stefani Talks Camila Cabello & Blake Shelton Rivalry On 'The Voice'

Gwen Stefani dishes on the new season of "The Voice," including her love of mentoring young artists, and Camila Cabello filling Kelly's shoes as the talkative, competitive Blake Shelton rival. Gwen also reacts to some of her most iconic fashion looks throughout the years, dishes on her new clean makeup line, GXVE, and reminisces about her days as a makeup artist at the mall.