The Busbys are busy as the quints hit the "terrible twos" in the Season 3 premiere. Meanwhile, Danielle plans a romantic dinner with Adam for Valentine's Day; and Danielle and Adam get ready for Hazel's upcoming eye appointment.
Danielle tries potty training as a result of the quints' recent explosive bowel movements; Adam is stressed out about Hazel's upcoming appointment with a new doctor and the possibility of another surgery.
The Busbys tackle discipline to get the "terrible twos" under control. Meanwhile, Danielle presses Adam for answers on how he's been feeling; and Mimi drags her feet moving into a new home, so Danielle hatches a plan to help her embrace her new life.
A playroom makeover for the quints and Blayke is the Busbys' next project. Meanwhile, Adam continues to struggle with his emotional issues; and Hazel gets fitted for her new glasses just in time for the girls to take the stage for their first recital.
Blayke wants her own party when the Busbys plan a birthday bash for all the girls, so Adam and Danielle look for a way to make her feel special. Meanwhile, the quints' turning 2 means it's time for their first trip to the dentist.
It's Easter time and the Busbys have lots of fun activities planned for the holiday, but their extra special surprise may turn into a nightmare. Meanwhile, Adam reveals his unorthodox plan for dealing with his issues, leaving Danielle with a tough decision.
Adam and Danielle take a trip to Nashville, leaving Danielle's family to watch the quints, but they may not be up to the challenge when Hazel gives her uncle a big scare. While they're away, Adam realizes he's not the only one suffering from his issues.
Adam and Danielle compete to see who can take the cutest photo of the quints to promote the new cycle studio. Later, Danielle is stressed out about her upcoming charity fund-raiser, while Adam takes a big step towards dealing with his emotional issues.
Adam plans a beach vacation getaway for Mother's Day, but it might be more chaos than calm with the entire extended family in tow. On the trip, the quints see the ocean for the first time, and Adam reveals his recent struggles to Nick and Dale.
The cycle studio's grand opening is near, but tensions rise when Danielle declares she wants to work there more than Adam expected. Meanwhile, Hazel returns to the eye doctor; and the quints are invited to be grand marshals of the League City parade.