BLAKE SHELTON CHEERS ON GWEN STEFANI AT SPHERE SHOW!

Blake Shelton, the country crooner, was spotted in Las Vegas on Saturday night, showing up for his superstar wife, Gwen Stefani, as her band No Doubt tore up the Sphere stage! Eyewitnesses reported Shelton was all smiles, clapping, laughing, and cheering for Stefani like any proud husband would.

No Doubt has been rocking out in Sin City, and it seems Blake carved out some much-needed time from his busy schedule to witness the spectacle firsthand. This ain't just a casual date night, folks – this is Blake supporting his queen as she slays!

Sources close to the couple (via TMZ, of course!) confirm that Blake was loving every minute of the show. It’s clear these two are still totally smitten, even with their high-flying careers.