Celebrity Celebrity Weddings Gwen Stefani Celebrates 12th Anniversary with Gavin Rossdale with Throwback Pic The couple will appear on The Voice together this fall By Jennifer Garcia Jennifer Garcia Jen Garcia Allen is a former West Coast deputy news editor at PEOPLE. She left PEOPLE in 2015. People Editorial Guidelines and Nicole Weisensee Egan Nicole Weisensee Egan Nicole Weisensee Egan is a former senior writer at PEOPLE. She left PEOPLE in 2017. People Editorial Guidelines Updated on December 2, 2020 01:13AM EST Photo: Bryan Bedder/Getty It was Throwback Sunday for Gwen Stefani, who posted an old photo of herself and hubby Gavin Rossdale for their 12th wedding anniversary. The couple has recently spent some professional time together now that Rossdale, 48, has joined her on The Voice this season as a mentor for Team Gwen. Stefani, 44, is replacing Christina Aguilera, who last month had a baby girl named Summer Rain with fiancé Matt Rutler. Rossdale and Stefani welcomed their third son together, Apollo Bowie Flynn, in February. Want more stories like this? Sign up for our newsletter and other special offers: sign me up Thank you for signing up!