Blake Shelton Showers Gwen Stefani's Son Kingston With Kisses on His 14th Birthday

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Gwen Stefani and Gavin Rossdale couldn't be prouder of their eldest son, Kingston, on his special day -- and Blake Shelton is pretty impressed too!

On Tuesday, Stefani kicked off the birthday tributes to Kingston, sharing a picture of their teenage son on Instagram to commemorate him turning 14. Kingston clearly takes after his stylish parents, sporting bleached hair and rocking puka shells, a cross and a necklace bearing his name.

"Happy 14th bday to my first born son -- thank u God for marking me HIS MAMMA GX #loveukingstonjames," Stefani captioned the photo.

The proud mom later shared a video of her boyfriend, Shelton, kissing her son multiple times on the cheek. "Happy b day kingking gx @blakeshelton #😘😘😘😘😘😘😘," Stefani captioned the adorable moment. 

Rossdale also took to Instagram to share a sweet message about Kingston.

"Kingston james mc gregor rossdale - 14 years old today," he wrote. "What a journey with this young man. king you blow me away. such a kind funny smart handsome naughty spirited articulate dynamic sapien. you’re so full of love and humor it feels like we got something right although the credit belongs to you. we are gonna celebrate hard tonight."