LOS ANGELES, Sept. 23 (UPI) -- Gwen Stefani and her fellow The Voice coaches Pharrell Williams, Adam Levine and Blake Shelton kicked off Monday's season 7 premiere of the show with a performance of No Doubt's "Hella Good."
Stefani and Shelton did the main vocals for the 2001 track while Pharrell played the drums and Levine played guitar. The episode also marked Stefani and Pharrell's debut as coaches on the singing competition.