Preview: A birth-day and a birthday

The three pregnant sisters are reunited for a big family birthday; Joy goes into labor, and after 20 hours, she is transported to the hospital for an emergency C-section.

Preview: Could It Be Twins?

Jessa and Ben listen to the heartbeat of their new baby, which they think may be twins, and then travel to see friend Flame in concert as Ben takes center stage; Jinger continues with wedding planning and finalizes important details.

Preview: The Jinger Grown

Jinger said yes to marrying Jeremy and now it's time to start planning for the big day, which is just 3 months away! The family takes a trip to DC to find Jinger's perfect dress. But with more options than imagined, will she find the dress of her dreams?