The 44-year-old singer joined her band No Doubt along with the legendary singer to perform his song “Message in a Bottle.”
Gwen also performed a set with her band – watch their performance of “Just a Girl” right below!
The night before, Gwen and No Doubt performed at the Rock In Rio USA event in Times Square.
Make sure to tune in for two more new episode of Gwen on The Voice this Monday and Tuesday night on NBC.
FYI: Gwen is wearing 7 For All Mankind pants at the Rock in Rio USA event.
Gwen Stefani & No Doubt – “Just a Girl”
Click inside to watch video of Gwen Stafni and Sting performing together… More Here! »