Another year has flown by for Kate and her adorable kids. The little ones are turning six, and Kate's planning a special birthday filled with exciting celebrations. Will she be able to keep it a surprise or will she crack under the pressure?

The Gosselin family gets even bigger when Kate decides to get chickens for the family. At the same time, Kate decides to create a list for systems around the house, as a single mom, needs to learn to take care of.

Kate and the kids head to the big Apple by train. Even though the family has visited New York City before this time they get to experience new and exciting things throughout the city, from Chinatown to Time Square.

Following Gosselin family tradition, Kate and the kids head to the beach to soak up the sun. But when inevitable meltdowns happen over room assignments, can Kate keep the kids smiling?

Mady and Cara tackle the waves by taking a surf lesson, but will Kate join in on the fun? Later the Gosselin family head out to sea for some good deep sea fishing, but will the waters cause everyone to be too sick to fish?

The Gosselin kids are ready to head back to school and this year the sextuplets are going to kindergarten. They gather all of the needed supplies like uniforms and tennis shoes and even get back to school hair cuts.

Kate and the kids are traveling eight hours to Alaska - their longest trip ever. The Gosselins set out to see huge snow-covered mountains, bright white glaciers and pan for gold, but the excitement builds when they head out to sea in search of whales. (This episode is a prequel to a cross-over in the "Alaskan Hospitality" episode of Sarah Palin's Alaska, which was seen the following month).

It's Halloween at the Gosselin household and the kids are more excited than ever. See Kate and the kids pick out costumes, go to the pumpkin patch, and explore their spooked out basement. Kate has one more surprise in store sure to be a scream.

Kate and the kids travel 21 hours to visit Australia, celebrating New Year's Eve in Sydney. Kate attempts to swim with sharks while inside a cage, and the whole family meets some of Australia's aboriginal people.

The Gosselins visit Steve Irwin's Australia Zoo, where the kids have an opportunity to meet unique Australian wildlife and Kate attempts to feed a crocodile.

The Gosselins finish their adventure with a stop to New Zealand, where they meet native animals and Maori people. When the twins decide to Sky Jump from Sky Tower, will Kate be brave enough to follow?

Kate and the kids travel across the state to Philadelphia to learn about the history of the city and their nation. They learn about the Liberty Bell, pretend to be sworn in as president and enjoy a local hockey game!

Kate and her best friend Jamie enjoy a night of dinner and dancing in New York City to celebrate Kate's birthday, while at home the kids are making a mess with Ashley.

Kate organizes a pool party to celebrate the sextuplets' seventh birthday. Will she manage to pull it off with only five days to plan?

The Gosselin family celebrates Easter at home by dyeing eggs, decorating their own Easter treats, and finishing off with an Easter egg hunt.

Kate and the kids head to Tennessee where they help out packing food bags, volunteering in a soup kitchen, and participating in a food drive for Feeding America.

The Gosselin kids are taking over the kitchen! They plan and cook their own meal, and later deliver some of their home baked goods to dialysis patients.

Kate takes Mady and Cara and their two best friends, to visit and bake with the stars of TLC's "DC Cupcakes", Sophie and Katherine. Back home with the sextuplets, it's a boys vs. girls summer games competition, with Ashley as their coach. Who will win?

Although the eight Gosselin children are no strangers to being on camera, they have a lot to learn about being behind the camera when making their own movie! Once completed, they take to the red carpet, Hollywood-style, for the premiere of their film.

Kate sits down to answer some of her viewers' toughest questions, from "Is Kate dating again?" to "How many plastic surgeries has she had?"

Kate and the kids are working in the yard preparing for their newest addition, baby chicks! Kate discovers her skills as a carpenter as she attempts to build a fence and a swinging barn door. Meanwhile, construction on a new tree house is underway.

The Gosselins, Ashley and Jamie are on the road again, traveling across middle America in an RV for two weeks, and Kate's driving! Witness the family like you've never seen them before, visiting the nation's most beautiful landscapes and attractions.

The Gosselins are halfway through their RV road trip and it has been a vacation like no other, full of adventure and drama! When the RVs experience mechanical issues, will Kate finally reach her boiling point? Later, someone decides to leave.

Kate and her eight kids have made unforgettable memories over the past seven years of filming. As the show comes to a close, the Gosselins say goodbye to the fans and reminisce about their favorite memories. Also, hear from family friends about their experiences.

Kate and her eight go on their annual summer vacation trip, this time to New England states. Part of their trip includes a stop at Plimoth Plantation in Massachusetts and then they head to Maine.

The Gosselins continue their New England summer adventure in Maine, by going lobster trapping, and a day at the beach, followed by their traditional ice cream dinner.

Cara and Mady are almost fourteen and have decided they each want their own room. So Kate has to figure where to put her six younger kids, to accommodate the twins.

Kate has a yard sale, to clean out unused clutter in her house, with the money going to a local animal shelter. Kate states in this episode that she does not put prices on her items, leaving it up to the buyer to decide on what they want to pay. Later on Kate and her eight celebrate the twins' fourteenth birthday.

Kate answers viewers questions and looks back on past episodes, going back to the two original specials and Jon & Kate Plus 8.

The children create Mother's Day breakfast for Kate. Kate takes a look back on the journey she has been on.

Kate and the kids take a trip down south to Mexico for Kate's 40th birthday.

The Sextuplets turn eleven. This year's birthday is spent overnight at a hotel, with each of the six inviting one friend each, including Cara and Maddy, makes for a total of fourteen kids, plus a friend of Kate's. The birthday plans also include going to a roller rink, eating a local pizza restaurant, followed by a few different cakes, designed by the sextuplets.

The Gosselin kids have finished school for the year and the family heads to Florida for their annual summer vacation.

Kate and the kids try their hand at deep sea fishing and Cara and Mady search the internet for healthy recipes to use. The family goes to a water park for the very first time and visits Alligator Beach, where Alexis got to be an assistant with her favorite reptile.

Kate takes Mady antiquing to find some deals on vintage items. Meanwhile, the family takes a trip to the Land of Little Horses in Gettysburg, Pa.; and Kate judges the kids' cooking competition.

The Gosselin family plants their garden, have a lemonade stand and then do Yoga. They also have a surprise burial to attend.

Kate throws a party to celebrate the completion of her new deck. Kate and the girls enjoy a day at the spa; and the boys learn magic tricks.

The end of summer means it's time for the kids to go back to school, so Kate takes them shopping for clothes and supplies and they all work together on one more seasonal project.

Kate decides to try the dating scene again and heads to New York City to go on a blind date. Mady and Cara try to entertain their younger siblings while Kate is away.

Kate looks at episodes of herself from past seasons and talks about how she's changed as a mother and person.

Kate looks back 10 years to when their first television special aired and compares then to now. The challenges are different, but the memories are just as rewarding.

Kate creates a scavenger hunt for the sextuplets' 12th birthday, and the boys and girls split into teams to find clues.

The Gosselins enjoy the food and culture of New Orleans while also learning some Southern etiquette along the way.

The family heads to the Poconos for some fun activities. They also adopt two new puppies into their home.

The family visits a space camp in Huntsville, Alabama and pretend to be astronauts and then finish their vacation by going to the beach.

Kate and the kids explore the Alabama beach shores during summer vacation! Kayaking, parasailing and a family Segway tour are in the mix and of course, there is always chaos! Then the Gosselins' head back home to train their adorable puppies.

It's the twins sweet 16! Kate allows Mady and Cara to plan their own party and tensions run high. Kate finds the moment bittersweet, while the twins are just happy to be with their friends.

Kate and the younger kids have a family game show night, with Mady as their host, which involves them answering questions about past seasons and episodes of their show.

The Gosselins invite their friends over for a Halloween party and turn their barn into a haunted house; Kate stresses about party planning, food prep and costumes while trying to deal with guests arriving before everything is ready.

Spring break takes Kate and her eight to Vermont for a week on the slopes with skiing lessons and tubing, but a trip to the hospital makes for a wilder week; Kate agrees to ski, but fear takes over.

The sextuplets celebrate their 13th birthday, outdoor style, with the girls being pampered and the boys roughing it; Kate reflects on past birthdays and looks ahead to having eight teenagers under one roof.