1. Jill's Secret

The family preps for Jessa's upcoming wedding to Ben Seewald. From budgeting to bridesmaid attire, Jessa knows what she wants, but will there be time to get it? And as Jill shares a life-changing announcement with her family, how will the Duggars react?

2. Jessa Says Yes to the Dress

Jessa goes wedding dress shopping! Mix in Michelle and several other Duggars & Seewalds and there are a lot of opinions to go around, but everyone knows it's the bride's opinion that counts. And Jill & Derick receive a special gift from the DC Duggars.

3. Bridesmaids and Babies

With only 6 weeks until the big day, Jessa & Ben are in the thick of wedding planning. Meanwhile, Jill & Derick are preparing for parenthood at their first midwife visit. And Jinger is behind the lens as she takes Ben & Jessa's engagement photos.

4. Invites and Ride-Alongside

A few weeks away from matrimony, Jessa and Ben ask Josh to design their wedding invitations. Is Josh up for this super-sized task? Jill creates a gift for Derick's mom. And Jim Bob joins John David on a police ride along.

5. Wedding Prep and Pies

Jason and James create a special recipe for the rehearsal dinner, but will Jessa and Ben be on board with their culinary creations? Ben designs the perfect wedding ring for Jessa while the girls visit a local florist for their Duggar-sized wedding party.

6. Michelle's High School Reunion

Michelle catches up with old friends at her 30th high school reunion. Will the family be surprised by her past? Later the family gathers to celebrate Johannah's 9th birthday with a horseback riding party.

7. Race to the Altar

Jessa and Ben register for gifts, but will they end up with a registry full of toys and candy as Ben gets sidetracked? Later, Jessa and Ben join Joy and Jason to get in shape before the big day. Jill and Jana cook a special Nepali dinner for Derick.

8. Wedding Prep

Jill, Derick, Jessa, and Ben paint together on a double date while the family has a pizza party. Later it's all about the wedding as the couple finalize last minute details. Will everything come together or is there too much prep even for the Duggars?

10. Jessa's Wedding

The big day is finally here! The family comes together to marry off another Duggar daughter, Jessa, to Ben Seewald. But with gloomy weather predictions, a huge bridal party and a list of non-traditional requests, can they pull it all off?

11. Jill's Having a...

Jill and Derick Dillard find out the gender of Baby Dilly! Jill's buddy group throws a Duggar-sized reveal party for the whole family. They even plan a surprise for Derick's mom, who is 400 miles away in Omaha. What will it be... a baby boy or girl?

12. Birthing Classes and Teamwork

Back to the grind, Michelle and the little ones take dog Bubba for a bath. Joy delegates chores now that Jill and Jessa are out of the house. Anna sews up a present for the newlyweds, Jessa and Ben while Jill and Derick attend their first birthing class.

13. Duggars Say I Do

We have witnessed Josh, Jill, and Jessa tie the knot, but how did they pull off a Duggar-sized wedding? The Duggar clan along with Wedding Planner Sierra will reveal their point of view and tips in this wedding special.

14. European Honeymoon

It's only been a week since Jessa and Ben said "I do" and now they're off on their romantic European honeymoon. Watch as they travel to Paris, Rome, and Venice and experience what life is like as a newlywed couple...will they miss their former chaperones?

15. Family Dinner

Jessa and Ben move into their first home! When Jessa makes dinner for Ben, will she burn down their new kitchen? In DC, Anna and Jill make a special craft while Josh teaches Derick about being a dad. Will Derick pass or fail Daddy 101 teachings?

16. Nesting and Room Re-Do

The Duggar girls decide it's time for a bedroom-redo since Jill and Jessa have moved out. Jill spends the day shopping for nursery furniture. Meanwhile, Anna has her first midwifery appointment in DC. Back in Arkansas, Josie experiences a medical crisis.

17. Jill’s Special Delivery

Nine months and no longer counting, it's time for Jill and Derick to meet their baby! However, Jill's labor stalls and complications arise, they may have to wait a little longer before welcoming Baby Dilly into the family.

18. Behind the Scenes

For the past decade, a film crew has followed the Duggar family and in this behind-the-scenes special, viewers will meet those behind the camera and learn how they keep up with the Duggars since the beginning.

19. Anna’s Having A…

With baby #4 on the way for Josh and Anna, the Duggars plan an unforgettable gender reveal for them while they're away in California. Upon returning to Arkansas, they are in for their biggest surprise yet... is it a boy or a girl?

20. Guide to Love

Let's talk about love! Take a look back at every Duggar couple from courtships to first kisses. Plus the couples dish on secrets for a happy relationship! We'll see how people on the street react to Duggar dating do's and dont's.

21. Digging In With the Duggars

In this one-hour special, Erica Hill joins the Duggar family to talk all things family, marriage, babies, and new courtships from their milestone year. They are even joined by a few surprise guests to add to their most exciting season yet.