Blake Shelton Smooches Gwen Stefani In Sweet Selfie, Couple Watches 'The Voice' Backstage Together

They celebrated the live shows with a kissing selfie.

Can these two get any cuter?! Blake Shelton and Gwen Stefani are having a blast filming their show, The Voice, together. On Monday night, Gwen tweeted a sweet pic of herself sitting on her country crooner boyfriend’s lap while he gave her a kiss.

WATCH: EXCLUSIVE: Shania Twain Gushes About Meeting Blake Shelton & Gets Major Love From Gwen Stefani on 'The Voice'

“@blakeshelton @NBCTheVoice #liveshows gx,” she captioned the adorable selfie.

The pair also watched a playback of the show in their trailer together, which Gwen documented on her Snapchat account.

“Watching the voice w Blake Shelton!!” she captioned one snap in which she is grinning at the camera while Shelton can’t keep his eyes off of her.

She also shared several clips from the show and posted a video of Blake playing a country song, which she captioned, “Learning about country music.”

The couple are into their second year of dating after originally meeting on the NBC competition series.

WATCH: EXCLUSIVE: Adam Levine and Gwen Stefani Don’t Want Their Kids to Get Tattoos Like Blake Shelton’s

And while she's clearly smitten with her man, Gwen and her fellow coach Adam Levine recently opened up to ET about their hopes that their kids don’t get tattoos like Blake.

Watch the funny exclusive interview below!