The actress took to Instagram on Monday, March 2, 2020 night to mark the occasion, sharing images of the pair snuggled up in their sleepwear, and thanked the singer for making the day special.
"Celebrating my birthday in style... and by that I mean, in pajamas," she captioned a set of photos. "Thank you @justintimberlake for throwing my kinda party. And thanks to all of you for the bday wishes!"
The star also shared a shot of a special breakfast of donuts, bacon, eggs and avocado, arranged into a smiley face by Timberlake and the couple's four-year-old son, Silas.
She captioned the sweet shot, "My boys know me SO well. Just came downstairs to this perfect birthday breakfast."