As Jessa's due date inches closer, family and friends help the Seewalds prepare for the new baby; Joy and Austin continue working on their house flipping project; Austin asks Jim Bob an important question; Jessa and Ben welcome their second child.

Joy and Austin's wedding day finally arrives; a first look at this exciting and emotional event, with Joy walking down the aisle to become Mrs. Austin Forsyth; recapping their journey to the altar from the beginning.