On Halloween eve in the foggy town of Bubbledon, everyone is nervous because there’s a werewolf on the loose! Monster Detectives Molly, Gil, and Dr. Pupson are on the case, but will they find the critter before Halloween is cancelled?
On a quest to attend King Grouper’s Christmas party and deliver a promised tree, Lady Oona and Lord Goby must face the ravages of winter and a mysterious Freezy Dragon, who seems intent on keeping them from the festivities.
Holiday Cooks Molly and Gil, on a mission to save the town's Harvest Day (Thanksgiving) feast, must retrieve a Golden Tomato from magical Tall Tale Farms; but first, their food knowledge is tested by three guardians.
Captain Deemo (Deema) and First Mate Gil pilot their steampunk sub to different ocean habitats so they can deliver Friendship Day Bubblegrams to all their friends. But along the way, they find themselves being chased by a Kraken.
In Holiday Land, there's a town for every holiday...that is, until Pirate Myra uses Wizard Grouper’s magic wand to turn every town into Pirate Town! Will Molly and Gil be able to restore Holiday Land back to normal?
Gil and Bubble Puppy are competing in the Winter Sports Chompetition--a competition for athletes and their dogs! Will they be able to stop reigning champs Coldsnap and his dog Mr. Husky from cheating to win the gold?
When a bossy cyborg named the Glitch hacks all the robots in Robotopolis and forces them to dance “The Robot,” it's up to Robot Mechanic Molly and Robo Puppy to stop him before it’s too late!
All is not well in the normally well-rested Kingdom of Sleepwell: Princess Deema can't fall asleep! Her Royal Court comes to her aid, but when even magic doesn't work, she learns that all she needed to do was follow her bedtime routine!
Zooli and her crew of Marine Biologists escort their new friends Baby Shark and his pilot fish William to visit Baby Shark’s great-great-great-great-great Uncle Slow Mo, and help them escape the determined fisherman who’s chasing them!
When Oona’s Bubble Kitty goes missing aboard the Guppy Express, Detective Nonny steps in to help. Knowing the cat must be on board, they race to find her before the train reaches its next stop--and Bubble Kitty may be lost for good!
On the Shimmy-Shimmy Islands, everyone's preparing for Queen Zooli's Dance Party! But each time they practice their songs for the party, they’re splashed by a huge wave! Will they find who’s causing the waves before the party is cancelled?
Jesters Goby and Gil arrive in the Kingdom of NeverLaugh, where King Grumpfish declares that he'll outlaw laughter forever if no one can make him laugh before sundown! Will the Jesters be able to crack him up before it's too late?
In Ancient Greece, Paramedics Zooli and Gil get a call for help from Nonny, so they fly toward him in their chariot ambulance! But on the way, they’re pursued by a giant Cyclops! Will they help Nonny before the Cyclops catches up to them?
Ninjas Zooli and Oona are excited for their first mission: escorting snow monkey Moshi up Mt. Danger to join his troop! But it won’t be easy: a storm looms, and mischievous Moshi is causing trouble! Will they complete their mission in time?
In the Gourmet Galaxy, everyone loves yummy food! But when General Yuck turns everything icky, only a recipe for delicious Moon Muffins can stop her. Master Chef Goby and his apprentice Deema must bake those muffins and save the galaxy!
When supervillain Felina Meow starts turning all the dogs at the annual Dog Show into cats, it’s up to superheroes Puppy Girl and Super Pup to stop her! Will they foil her cat‐astrophic plan before she turns everyone’s pups into kitties?!
In the Fastest Feather Race, it’s Team Flightless versus cocky Amelia the Peregrine Falcon. Though Penguin Nonny, Ostrich Oona, and Kiwi Goby can’t fly, these birds of a feather flock together! Will teamwork be enough to win the trophy?
When giant robot Buster steals all the batteries that power Solar City, which runs on the sun’s energy, it’s up to Solar Power Workers Nonny and Goby to stop him and get the lights back on before the big light show is cancelled!
Excited that Zooli is getting a new pet, the Guppies try to guess what kind of animal it is! Zooli loves many creatures, so her new pet could be anything in the animal kingdom. Will they guess the right one before it arrives?
Everyone in the Old West town of Harmony Valley loves playing music together. But when noisy Billy Joe Strumlouder rides into town to sabotage their tunes, Sheriff Zooli must save the day--with music!
Everything is fast in Zippy City, from the trolley to the mail. But when Tiny the Slug and the Opposites Crew slow everything down to the opposite of fast with sticky slime, Detectives Zooli and Goby have to stop them before it’s too late!
Bayou Chicken Farmers Deema and Goby discover an unusual egg on their farm one morning, and set off on a bayou river adventure to find the egg's mama. Can they return the egg before it hatches...and before a big bayou gator catches them?
When supervillain Dr. Coldfinger takes Curly Q’s newest invention, the Ultra Spy Tool, Secret Agents Molly, Goby and Spy Pup must travel across the world to find and infiltrate his North Pole lair with regular tools to save the day!
When a Gargoyle steals all the gifts and decorations for Countess Molly’s surprise party, the French villagers call in the Three Guppeteers. But will the swashbuckling girls be able to swipe back all the presents in time for la grande fête?
When Chefs Molly and Gil bring their tasty food truck to Bland Land, they discover that the Baron von Bland only lets his subjects eat Bland Bread! Yuck! The Chefs must find a way to bring taste to the kingdom!
It’s Lighthouse Keeper Deema’s birthday! But when a monster named Fogzilla keeps blowing out her lighthouse, she needs to figure out how to get Captain Molly’s ship, carrying her birthday cake, to shore, or there won’t be a party!
On the hottest day of the year, it’s Park Rangers Goby and Gil’s job to make sure that pedestrians can make it safely to the lake to swim. But when Bigfoot swipes the park’s stop signs, will anyone be able to cross the road for a dip?
On the U.S.S. Recycler, Captain Deema and her crew strive to leave every planet cleaner than they found it. But their mission is put to the test when a crew of messy Litterbugs, led by the evil Garbage Khan, take over their ship!
Ice Cream Sellers Molly and Gil are trying to deliver ice cream to a waterpark on the other side of a hot desert. Will they get the ice cream across the desert unmelted before the Rattlers--a rattlesnake biker gang--catch them?
Goby and Gil go on a quest to get a geode at the top of a volcano. They try to make it back to the Rocky Valley Rock Show in time to enter the contest for best rock.
Hansel (Gil) and Gretel (Molly) have to get Bubble Puppy and Bubble Kitty home safe to the Furry Godmother, but they're being stalked by a witch.
When Petunia the Dragon moves to the Kingdom of Flowers, everyone is afraid of her fearsome roar. Everyone except Zooli, who befriends Petunia and shows her friends how lovable Petunia really is.
When Nonny, Gil and Zooli conjure a genie, she agrees to grant whoever brings her the most precious gift a wish.
If the Moon People can find a way to make it dark during the day, the Sun People have agreed to turn off their giant night light so the Moon People can enjoy their movie night.
Gil, Deema, and Oona investigate as the Snow Patrol to find out who stole Molly, Goby, Nonny, and Zooli's sleeping bags, as Gil is convinced that a snow yeti is the one to blame, much to Oona's dismay.
Gil wants to be a ninja. But his ninja teacher just keeps giving him random tasks to do. Frustrated, Gil is about to give up, when another ninja challenges him, and he realizes he's been learning ninja skills all along.
When supervillain Lady Goo Goo starts changing everyone into babies, it's up to Guppy Girl and Bubble Boy to stop her before they get turned into babies too!
When some Untidy Titans (played by Guppies) start messing up Zooli, Nonny, and Oona's goat farm, the goat herders must journey to the Titans' cloud realm to ask them to tidy up.
On Christmas Eve, Molly, Gil, and Bubble Puppy discover Santa's lost list in the snow. But to return the list safely to the North Pole, they'll have to keep it out of the hands of the Christmas-hating Humbug!
When showman Gil’s “real live dragon” (actually a Komodo Dragon) gets loose in the small town of Bubbleville, it’s up to Pet Finders Oona and Zooli to track the lizard down and return it to its home on Komodo Island.
City-slicker umbrella sellers Molly and Gil set up shop in the Amazon rainforest, but howler monkeys take all their merchandise! With the help of the other guppies, they use their knowledge of the Amazon to track down their umbrellas.
Mail Carrier Molly is trying to deliver a Friendship Day card for someone named Alison in a place called Wonderland. But to do so, she’ll have to get past the card-stealing Queen of Hearts, who has banned Friendship Day across the land!
Ice Cream Sellers Molly and Gil are trying to deliver ice cream to a water park on the other side of a hot desert. Will they get the ice cream across the desert ...
Skipper Molly and First Mate Gil are shipwrecked on Volcano Island, and it's about to erupt. When parts of their boat start to mysteriously disappear.
When small-town "puppy-saurus" Bubble Puppy gets picked to go against the reigning champ Boom Boom T-Rex in the Tough Roarier competition, it's a battle of strength, and speed.