“Sunset strolls,” the Try singer, 38, captioned the image babywearing her boy.
As well, she posted a photo of her smiley son.
“He knows how cute he is #likepapalikeson,” the What About Us hitmaker captioned the image.
Meanwhile, papa Carey Hart shared a snapshot of their 6-year-old daughter Willow winning a medal.
“The stoke is real. So much fun spending time at the track with Willz. Reminds me of my childhood. @foxmoto,” he wrote.
In September, Hart, 42, posted a photo of their son donning a moustache soother.