Amy helps Zach through a disturbing encounter with name-calling. We learn more about Matt's childhood growing up, and about the surgeries he had to deal with as a child. Matt goes to speak with several schoolchildren on the lessons of prejudice.
Matt takes 15-year-old twins Zach and Jeremy to a Little People of America convention, where Zach tries to meet girls but two-foot-taller Jeremy gets all the attention. Back home, Amy has to handle Jacob's bicycle accident.
Matt and Amy have been married for 18 years, but as the big date rolls around, both are too stressed out to do a thing about it. Tension runs high as Amy worries about money, the kids, her job, and Matt's lack of a steady job. Their four children, however, have different plans for their parents' big day.
Matt takes Jeremy and Zach camping to bond, but things don't go as planned. When the boys fire a shotgun for the first time, Zach becomes mad that he can't control it as well as Jeremy. The, Matt and Zach must push farther than their physical limitations to hike a particularly treacherous trail.
Matt plans a birthday surprise for wife Amy and daughter Molly, but it is not the hot-air balloon ride he sends them off on for the day. It's the remodeling of Amy's master bathroom. But, even with the aid of his sons and his father, will he be able to finish it before the birthday girls get back?
With the twin brothers starting their first week of high school, Amy thinks that Jeremy is taking his opportunites as a person of normal height for granted. She gets mad at him for skipping soccer practice, when his shorter brother Zach would give anything merely to be able to try out.
When the twins go to the DMV to get their learner's permits, Jeremy passes the exam easily but Zach has problems. Zach also tries becoming a soccer coach to make up for not being able to play, but dad Matt is starting to get annoyed by the rest of the family's preoccupation with the game.
Matt and Amy fight over renting out the farm for a corporate picnic. Matt says it's easy money, but Amy considers it an invasion of their privacy. Then Matt argues with his father over how to direct parking for all the guests.
Jeremy brings a girlfriend home to meet his family, but his shy brother Zach is still self-conscious about his height around full-statured people. So Matt takes Zach to another Little People of America gathering to try to improve his social skills. Meanwhile, Molly is recruited for a back-to-school photo shoot, so she and her mother Amy get an introduction to the image-obsessed world of modeling.
Matt decides to build a pumpkin-throwing catapult called a trebuchet, in hopes that the activity will draw more customers to buy his pumpkins. But he and Amy have a fight over how much he paid their twin sons to help out in the pumpkin patch.
As the Roloffs get ready to celebrate the holidays, Matt's height causes him trouble on a Christmas-shopping trip, and son Jeremy wants to spend less time with his family and more with his girlfriend.
Matt unveils his new year's resolution to remodel the kitchen to make it "Amy"-sized. But first, he challenges his "big" son Jeremy to a wrestling match.
Matt tries to inspire his son Zach to see his life as having no limits by introducing him to role models in the dwarf community, including a law professor who worked for President Clinton and a welder who is working on a top-secret submarine. Meanwhile, Amy is still struggling with how much time their other son Jeremy should be allowed to spend with his girlfriend.
Getting ready to make a third attempt at passing his driver's test is stressful enough, but then while joyriding around the farm, Zach wrecks his family's van.
Amy gets frustrated by her inability to get Jeremy motivated to try his best in an important soccer game. Matt becomes concerned when Zack passes up a rare opportuity to socialize with girls his own height, and instead opts to play football with his friends. So Matt gets the whole family to host a mixer for little people.
Matt and Amy take off on a relaxing week-long tropical cruise, but on their return they argue over Matt's latest scheme -- to raise chickens.
A strange illness causes Zach to be rushed to the hospital for emergency surgery.
Finally agreeing with Amy that farming is not going to improve their financial situation, Matt returns to a computer job, but has trouble adjusting to the corporate office environment.
Although he is still recovering from surgery, formerly shy Zach finally invites a girl on a date to the winter formal banquet, but he is still a nervous wreck at the event compared to his calm and confident brother Jeremy.
Matt rushes to complete the remodeling of Amy's kitchen before he has to leave on a business trip to South America.
Twins Jeremy and Zach get ready to celebrate their 16th birthday with a trip to the beach, but their little brother Jacob ends up acting out and getting the most attention.
For a Mother's Day brunch, all the kids try to get something special for Amy, like homemade cards. Meanwhile, Matt fears that he may have offended her by hiring home-organization experts.
After his peach crop fails, Matt hires the twins and their friends to plant pumpkin seedlings, but they end up going on strike for more money.
Returning home from a business trip, Matt finds that no one has prepared for their upcoming trip to Hawaii, and the ensuing last-minute rush causes stress.
In Hawaii, Amy is uncomfortable with the amount of pampering she receives from the hotel staff. Meanwhile, Matt challenges Zach to overcome his fear of the water and try surfing.
Before leaving Hawaii, the Roloffs squeeze in outrigger canoeing, snorkeling and a zip-line tour, during which Matt must deal with his fear of heights.
Matt tries to help Zach put together a soccer team for the games held by the Dwarf Athletic Association of America, but then the whole team effort is jeopardized when Zach gets a leg injury.
In the DAAA Games, Zach's soccer team competes against the L.A. Breakers, led by actor Marty Klebba.
The Roloff kids work on building a tree fort, but then Jacob steps on a rusty nail. Meanwhile, with the remodeling of their home still unfinished, Matt hires a professional crew to build the new deck.
Just as the Roloffs start putting the finishing touches on their new professionally-installed deck, it fails inspection. But Matt devises a clever solution.
While Amy is away visiting her sisters in San Francisco, Matt buys a vintage Volkswagen Beetle and repaints their house. Will Amy be pleased with what he has done when she gets back?
Having enjoyed his zip-line ride in Hawaii, Matt makes grandiose plans to build one on the farm.
Matt's recent home improvements have made it difficult to get ready for Thanksgiving, to which the Roloffs have invited all their relatives on both Matt's and Amy's sides of the family.
It's a Thanksgiving to remember at the Roloff Farms when Matt and Amy celebrate with both sides of the family.
Matt and Zach arrive at the Little People of America National Conference, where Matt re-connects with old friends and makes some new ones. Zach also makes friends, with whom he ends up playing football in the hotel halls all night.
Amy arrives at the Little People of America national conference along with the rest of the Roloff kids. Meanwhile, Zach consults a big-city specialist about the pain in his legs, and is advised to have surgery.
Zach's friend Andrew visits the farm, and later Zach visits his little-person twin buddies Jeff & Eric Manuel in Pasadena. Meanwhile, Jeremy travels to Seattle for a pro soccer game and manages to get some professional advice from MLS star Freddy Adu as he prepares for a tryout for the Olympic Development Program.
Matt goes to New York City to pitch his invention, a little-person accessibility stool kit, to an executive of a national hotel chain. Meanwhile, back on the farm, the twins attempt to resume construction of their fort, but run into problems with a runaway tractor.
Jeremy and Zach manage to break Matt's new Mule, and Jacob smashes a bunch of light bulbs. Noticing that the kids' behavior gets out of control whenever he has to be away, Matt considers quitting his job.
Ordered to help prepare the farm for another corporate picnic, the Roloff twins goof off instead. They end up getting grounded, and assigned even more chores.
The first mission undertaken by Matt's new organization, the Coalition for Dwarf Advocacy, is to help get a 5-year-old dwarf child adopted by an average-height couple.
Matt receives a lot of attention on his 45th birthday, including an official commendation from a state senator for his contributions to the community. But the pumpkin season has brought unexpected problems, and Matt has been temporarily forced to shut down farm operations.
It's the last weekend of pumpkin season. Jacob and Mike are launching pumpkins with the trebuchet when something goes terribly wrong. The medieval catapult misfires, seriously injuring Mike and Jacob, and sending them both to the hospital.
Jacob and Mike are treated at the hospital for their traumatic injuries. While Jacob goes into surgery, Amy holds vigil at the hospital. Matt holds down the fort at home, fielding endless calls from the local media interested in the bizarre accident.
Matt hires an engineering consultant to assess the safety of the farm's attractions. Matt's father Ron is involved in a serious car accident.
Before leaving for a convention, Matt plots a surprise birthday party for Amy and Molly.
Matt makes a motivational speech at a Pennsylvania college.
The twins become old enough to get their driver's licenses.