Shelton and Stefani's sweet new song marks their fourth time collaborating together, and Shelton says having his girlfriend on the song was a no-brainer.

Gwen was spotted at the airport and also headed to a studio in Los Angeles, CA.

Blake’s new single, Happy Anywhere, features Gwen and is to be released on July 24th.

Blake, Gwen and family were seen out on Lake Texoma.

Blake, Gwen, Todd, Jen and other family members were seen at Tokyo Durant in Durant, OK.

CMA’s Best of the Fest aired a clip of Blake and Trace Adkins performing Hillbilly Bone from 2010, and Gwen introduced the throwback.

Blake and Gwen stopped by Super C in Kingston, OK.

Gwen was seen at UCLA in Los Angeles, CA before returning with family to Oklahoma.

Shane McAnally enlisted the help of Stefani to attain his first single with Shelton.

Blake and Gwen are apparently in Nashville for some kind of project being filmed.

Blake and Gwen released a live version of Nobody But You as well as an accompanying video from onstage and behind-the-scenes.

Blake called in to speak to patrons at Ole Red in Gatlinburg.

Blake and Gwen were seen out on the boat with friends on Lake Texoma.

Gwen is seen at the airport in Van Nuys, CA.

It was announced that the line-up for Season 19 of The Voice will be Blake, Gwen, Kelly Clarkson and John Legend.

Gwen is seen at the airport in Burbank, CA.

Blake and Gwen were seen at Dog Days Bar & Grill at Lake of the Ozarks.

Craig Morgan talked to ET Canada about Blake and Gwen.

Gwen is seen at the airport in Los Angeles, CA.

Blake and Gwen performed Nobody But You for NBC’s Red Nose Day broadcast.