In his caption, Matt wrote, “Happy Birthday to my Twin boys @jeremyroloff and @zroloff07 I bet you don’t remember your first mule ride off the farm down Groveland Road.” “Zach having a ball.

In the adorable snap, Zach holds up his baby boy while giving him a kiss. "Happy Birthday to the sweetest man and best dada in the World," the new mom wrote of her husband. "Madden and I love you ...

"Happy Birthday to my Twin boys @jeremyroloff and @zroloff07," he wrote. "I bet you don't remember your first mule ride off the farm down Groveland Road. Zach having a ball. Jer thought he was ...

Tori and Zach Roloff celebrated a special milestone ... Earlier in the day, Tori penned a sweet message dedicated to her baby boy. "Happy birthday to our sweet Josiah!