The family's backstory is revealed, as Gramps learned how the siblings' parents almost did not get married.
In the flashback story of Mom and Dad's wedding, the kids realize how unhappy Mom and Dad were apart, but didn't see how they could fix things.
Cheese learns to play the bagpipes, much to the dismay of the others, and attracts squirrels with its sound as a result.
Sensai comes over for a visit and Dog tries giving him a retirement gift.
Boy and Girl hurt Gramps' feelings and try to make it up to him.
The kids hold a yard sale but can't bear giving away their childhood possessions, so they try to pull off a heist to retrieve it all.
When Dog invents a gadget that allows him to play fetch alone, Cheese is convinced it will be a runaway success. However, Mouse is desperate to hold on to his place as family inventor.
Boy and Girl become rival magicians as they battle it out at Skippy's Open Mic Night.
Driven to distraction by boisterous behaviour, Girl decides to move into the Grampavan. Although it seems great for Girl, her siblings realize how much they miss her.
The kids get a chance to run Miss Skippy's new food kiosk, where Mouse starts serving his own "perfect" chili; Mouse adds his chili to everything, possibly ruining Miss Skippy's business completely.
The kids find a treasure map, causing treasure-hunting fever to descend on the family; it doesn't help that Cheese is livestreaming the whole thing, broadcasting every move.
The kids audition for a movie that's shooting in town, and a reluctant Cat lands the role as lead alien. However, Cat would rather just go to the circus.
When Dog is housebound with an injured paw, Mouse links a teddy bear to Dog's mind so that through the teddy, Dog can at least experience the great outdoors virtually.
The gang is ready to celebrate Narwhal Day, one of their favourite holidays. However, they then discover that it isn't a real holiday, just something Dad made up.
When Boy's school Bobblehead Head Club is closed down due to not having enough members, his siblings help make the boring club more fun.
Mouse is proud of helping the siblings solve their problems using `mouse steps'. In fact, he is so proud that he becomes obsessed with helping Girl solve her mysterious problem too.
The kids want to impress Gramps by completing the Gauntlet of Greatness carnival attraction that he did when he was their age. However, Dog and Girl just can't seem to beat it.
When Cheese tells Boy he has been the victim of a weredog staredown, he becomes convinced he will turn into a weredog too.
Everyone is excited for the annual camping trip with Gramps, but when Cheese wins an invitation to a big movie premiere, she lies and says she has to stay home for charity work.
Mouse's latest experiment goes horribly wrong when he swaps brains with a house fly. With his sibling's help, Mouse frantically tries reversing the wacky situation.
Boy's afraid of being honest in case he hurts other people's feelings, and finds himself doing things he doesn't like just to keep others happy.
Much to the kids' horror, Gramps starts spending a lot of time with mean Miss Molly, so the gang do whatever it takes to keep the two apart.
Boy and Dog are working on their comedy act for a talent show. Unfortunately, nobody finds them funny, until they find a runaway parrot who laughs hysterically at them 24/7.
When the kids wonder about what they'll be when they grow up, Mouse's enhanced online career quiz leads Boy to think he is destined to be an astronaut, with Girl thinking she will end up a boring safety inspector.
Boy gets his dream job at the collectibles store. However, when a family of screeching birds makes the store entrance their home, the customers stay away.
A photographer needs the other's help and agrees to do a series of favours for them in return, but when sneaky Girl starts secretly trading off these favours amongst the gang themselves, sheer and utter chaos begins.
The annual town-wide hide and seek contest is here. The family always hides together, but Girl points out that Boy is terrible at hiding and is bound to cause them to lose.
When the parents clear some space in the attic, some siblings vie for their own private bedroom in an epic play-battle saga based on Cheese's mediaeval fantasy story.
Cat becomes obsessed with winning a soft toy elephant at the arcade. However, the greedy Smith twins are playing the games meant for little kids and winning every single prize.
When the kids convince Mom and Dad to take part in a family friendly TV game show, they unwittingly kickstart an over-the-top rivalry between the two and threaten family peace -- unless they can get their folks to grow up.
The kids visit an eco camp to learn how to grow vegetables. Unfortunately, the Smith twins are also there and have no intention of pulling their weight.
When Boy and Girl start receiving lavish gifts addressed to `two great kids', Mouse thinks it must be a mistake. He and Dog set out to investigate if maybe these presents are meant for someone else, but the other kids don't like that idea at all.
Boy and Girl discover that while they're at school, the others are home doing all kinds of fun things, leading to a serious case of FOMO.
Boy has planned a perfect sleepover with best friend Tuck that will feature bobblehead-themed activities. However, Boy gets jealous when Tuck keeps getting distracted by his siblings' antics.
When a horrible smell ruins everyone's day at the beach, Cheese mistakenly believes she is growing stinky and is too embarrassed to go out.
The boys convince their grandfather to take Cactus Town with him to the playground, where he will then meet again with an old friend. The journey will end up being full of surprises.
When the Smith Twins cause Mouse's smell-making machine to backfire, the kids have to leave their stinky house for the night.
Cat becomes superhero Cat Crusader again, but Gherkin frames her so she looks bad.
Cat has a new friend, named Mr. Boots. Unfortunately however, Cat soon realises that Mr. Boots is a cat with tireless energy, something which does not seem to fit in well with Cat's laziness.
Girl and Cheese choose Cat to DJ the family's upcoming party. However, Boy, Dog and Mouse think Cat will become the focus of the party that's supposed to be for all of them.
When Dog's rivalry with the mail woman comes to a head, she goes on leave, which means none of the siblings will get the important package they ordered.
Girl hears that Lila secretly thinks she is great and tries to get her to admit it. However, she may have to go a long way for Lila to declare Girl's greatness.
The kids start upcycling broken items for people in town. However, things go wrong when Cheese focuses on making things look cool rather than fixing them.
Gramps gets an offer to leave town for a whole year to go on an adventurous trek, but the kids would miss him and try to convince him to stay.
When Doozie Smoothies want to find a face to advertise their new range, Cheese is keen to enter the photo competition, with Dog's help as photographer. However, when an embarrassing photo of Cheese is chosen for the promotion, Cheese hatches a plan to get her hands on it before it's unveiled, even if it means dashing Dog's hopes of success.
When Cheese realizes she hasn't done half of what her idol, Posh, has accomplished, she tries to catch up by imitating everything Posh does, but things go very wrong.
When Adeline quits due to artistic differences, Cheese is hired as director of the annual town founders' play. The family is happy to help, but Cheese soon turns super-bossy.
Gramps tells the kids about a heavenly clearing in the woods, and they decide to make it their hang-out spot for the summer. However, the Smith twins find out about it too.
The gang want to win theme park tickets that are up for grabs in a robot fighting contest. They ask to use Mouse's unbeatable robot, but he prefers to help them build their own.
Mum and the girls have an annual day where they do a bunch of fun stuff together. However, this year, Mum invites the boys and Dad to join them too.
The kids are excited to attend spy camp. However, their trainer is a bit of a dud, and the siblings are disappointed not to learn anything.
The CEO buys Jocko's old amusement arcade and vows to tear it down. However, Boy loves the arcade and challenges her to an epic videogame battle with the fate of the arcade at stake.