Popsugar Celebrity Halloween Gwen Stefani and Blake Shelton Halloween Costumes 2018 Gwen Stefani and Blake Shelton's Halloween Costumes Prove That Couples Don't Have to Match October 26, 2018 by Monica Sisavat Solís First Published: October 22, 2018 View On One Page Photo 1 of 9 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Previous Next Start Slideshow HalloweenGwen StefaniCelebrity InstagramsBlake SheltonCelebrity CouplesHalloween Costumes 2018Celebrity Halloween Costumes