On the dramatic conclusion of the Southern Charm reunion, Kathryn and Landon argue over the details of Landon and Thomas' alleged three day tryst. And as Chelsea confronts Shep about the infamous night at the Commodore, Whitney reveals why he thought Austen was overreacting. Also, Andy tries to resolve the issue of which one of the guys was being the meaner drunk and presents a sneak peek at the new series Relationshep.