The Voice 7 USA 2014 - Gwen Stefani, Adam Levine, Pharrell Williams, "Hella Good" Performance was Wowbr br The Voice 2014br br Click here to watch The Voice 2014 Judges Performancebr br ‘The Voice’ kicked off Season 7 with a huge surprise performance by all of the judges! Adam Levine, Blake Shelton, Gwen Stefani and Pharrell Williams gave The Voice 7 contestants a run for their money! br br The new judging panel took the stage, before landing in their red chairs, opening the new season with an amped-up rendition of No Doubt‘s “Hella Good!” br br So did the guys live up to Gwen’s hit song? They certainly did, what do you think ? Leave your comments in the section below and let us know. Also hit the like button for The Voice Season 7 and don't forget to subscribe to HollywoodBackstage.