Gwen Stefani and Pharrell Williams Perform 'Hollaback Girl' on The Voice US

Nexth Editor

/ 2 years ago

Gwen Stefani & Pharrell Williams performs 'Hollaback Girl' on The Voice US on May 4th 2014 - Gwen will be the new judge on Season 7 of The Voice

Gwen Stefani and Pharrell Williams Perform 'Hollaback Girl' on The Voice US