Gwen Stefani Surprises Crowd With 'Nobody Like You' Duet at Blake Shelton's Concert

Gwen Stefani steps out in a bold red look while running some errands around town in Los Angeles on Friday (March 6).

The 50-year-old singer met up with a friend while out and about, ahead of her surprise appearance at boyfriend Blake Shelton‘s concert on Saturday (March 7).

PHOTOS: Check out the latest pics of Gwen Stefani

“@blakeshelton thank u for having me on your @theforum stage and giving me the opportunity to wear denim and diamond Fringe with a unicorn ponytail 🦄,” Gwen shared on her Instagram, along with a video from the event.

Check out the video below!