The couples compete to see who can come up with the most-romantic date.

Jinger and Jeremy explore LA, and the Duggar boys go on a road trip.

Jinger visits Grandma Duggar. Lauren opens up about grief and depression.

Kendra surprises Joe when she finds out she's expecting baby number 2!

Jinger and Jeremy go house hunting in LA but with pricier real estate and small square footage, will they be able to find the perfect place? Meanwhile in Arkansas, the family is going camping. Later at dinner, one couple makes a special announcement.

Joe & Kendra visit Jinger & Jeremy in Texas, where they sample creepy, crawly appetizers. Jessa seeks help from a speech therapist as Henry struggles to learn new words. Joy & Austin surprise the family by announcing that they are expecting baby #2!

Ginger & Jeremy decide to hold a yard sale before their big move to LA. They must put their haggling skills to work and try to sell as much as they can. Meanwhile, the married couples attend a marriage retreat where they focus on their relationships.

Jessa goes into labor two weeks before her due date and after the birth, they are faced with an emergency situation. Joe and Kendra find out the gender of their second baby with a smashing reveal. Then, another Duggar reveals she's expecting.

The four pregnant Duggar girls and Jessa have a maternity photoshoot and a surprise guest reveals she's also expecting. Jinger and Jeremy prepare for their big move to LA but tragedy strikes when they get devastating news from back home.