Gwen Stefani and husband Gavin Rossdale perform Glycerine live

Gwen Stefani and husband Gavin Rossdale perform Glycerine live Gwen Stefani joined her husband, Gavin Rossdale for a duet during Almost Acoustic Christmas. They celebrated their sentimental history, because on this event they have met 17 years ago.

Gavin started to sing the first verse from "Glycerine", while her wife came unannounced on stage and started to sing the second verse and the he crowd was well-surprised

Rossdale said that the duet idea was Stefani's. "She actually asked me about this and I was so surprised, I didn't say anything for two days," he said. "She said, ‘Maybe we should do a song together.’ And I couldn't answer her."

Gwen Stefani and Gavin Rossdale got married in 2002 and have two children together, Kingston and Zuma.

Watch Gwen and Rossdale performing Glycerine.