James intervenes in an argument between Dannii and Denton, creating bad blood between himself and Dannii. This only heightens tensions between the two couples at the dinner party that follows.

The couples spend a night with their in-laws. Jess and JoJo aren't prepared for what happens during their evening with Sid and Lody, while Tori and James talk wedding plans with Mary-Ann.

Therapist Leanne Hall asks the parents to spend quality time with their future in-laws. Catherine invites Micah to lunch and asks him to call off the wedding until he can prove he's off drugs.