Gwen Stefani Rocks ‘The Voice’ With Holla Back Girl

Gwen Stefani made her debut on "The Voice" with a performance of "Holla Back Girl" Monday night.

Turning up with Pharrell, Stefani reminded viewers of her talent and ability to captivate an audience.

As previously reported, Stefani and Pharrell Williams are joining the cast of "The Voice" as coaches for the upcoming Fall 2014 season. They replace outgoing coaches Christina Aguilera and Cee Lo Green.

"The Voice" airs Monday and Tuesday nights on NBC.