The love keeps growing in the Bates Family! Newly engaged Josie is planning her fall wedding, Tori and Bobby are expecting their first child, happily married couple Zach and Whitney are renewing their vows, and Carlin's still head over heels for Evan! Meanwhile, Gil and Kelly Jo spend some time with Tori and Bobby in Nashville and experience a 4D ultrasound for Baby Kade. And unbeknownst to Carlin, Evan meets up with Gil and Kelly Jo for dinner to ask for her hand in marriage, but is Gil ready to let go another one of his daughters? And later, it's a joyous and emotional time for Whitney and Zach, when her parents and the Bates family join together for their vow renewal.