Blake Shelton kisses Gwen Stefani in new video

Blake Shelton and Gwen Stefani can’t stop showing their affection for each other.

In an adorable new Twitter video, Shelton showers Stefani -- both wearing matching camouflage -- with a wave of never-ending kisses on her cheek while she beamed with happiness.

“Merry Christmas,” Stefani tweeted.

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Things are certainly getting serious for "The Voice" couple as the holidays approach.

Over the weekend, the duo jetted off to Nashville to celebrate the engagement of Shelton’s former "Voice" contestant, RaeLynn, to her sweetheart Josh Davis.

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And right before they hopped on a plane to Music City, Shelton and Stefani were spotted out and about in the Los Angeles area last week.

While the No Doubt frontwoman was shopping for Christmas presents in Van Nuys, her beau was seen hanging out with her dad, Dennis Stefani, at her parents' home in Westlake.