‘Welcome To Plathville’: Ethan Hits It Off With Someone New, Olivia’s Sister Reacts To Brendan Romance

This week on “Welcome to Plathville,” Ethan is making a new connection after his divorce, while Olivia is introducing her new man to her sister. Meanwhile, Veronica and Micah ruminated on the topic of an engagement while ring shopping, and the Plaths decided to get the band back together for a family concert. “Welcome to Plathville” airs Tuesdays at 10/9c on TLC.