Best friends Andrea, Emma, Mia, Olivia and Stephanie dedicate themselves to protecting and putting the heart in Heartlake City.
The girls' hot pursuit of a spray-paint vandal leads them to an abandoned building -- which sure would make a sweet, supersecret clubhouse!
Andrea discovers that one part of being a hero, and a role model to her little sister, Liz, is learning to admit when youโre wrong.
The girls really need to come up with a name for their team. Itโs getting embarrassing. But at least they can work together to stop a forest fire.
Something seems shady during the Heartlake City Games, at which the ultra-competitive Stephanie has been losing her events unfairly.
A plan to bulldoze the entire Heartlake Arts District tests the teamโs resolve. Olivia learns that sometimes heroes can let you down.
Some people have an eye for beauty. Others, like Dr. Alvah, just want to demolish everything and run good people out of business.
With a little help from her friends, Andrea dares to live her dream of pop stardom. Then comes an unexpected opportunity.
Challenging a go-kart racing champion, the As Good As She Is crew might not have the best name, but theyโre still the heroes here.
After the girls give Dottie Rae a special gift, Mia makes an impression in the Heartlake City Grand Prix.
Stephanieโs summer lifeguard job seems less than glamorous -- until she and the team must protect the beach from sharks and floating trash.
After tension on the racing team prompts Andrea to quit, Mia gets into trouble on the track that only trust and teamwork can solve.
Rescuing a mysterious lake monster might not have been what the girls had in mind to do on their day off, but of course they have some fun with it.
The racing teamโs pit crew works perfectly. Except for the part where the carโs wheels fall off. Maybe โMad Dogโ Hazel can help?
Dr. Alvahโs robots were supposed to help keep Heartlake City running smoothly. But a series of malfunctions causes widespread mayhem.
With the Grand Prix finally underway, Dr. Alvah seizes one last chance to prove her machines are superior to mere humans.
When Dr. Alvah's new partner, Carter Greene, learns about a long-lost shipwreck, the girls' attempt to put on an annual Explorers' Day play goes awry.
A mysterious blackout causes chaos to distract the city from an evil plan set into motion by real-estate tycoon Carter Greene.
After finding an old treasure map, Mia goes out in search of the bounty.
The Heartness Monster returns, and with swimmers too afraid to enter Lake Heart, Carter Greene explores the waters for treasure.
When Carter donates a new garden to Heartlake City, the girls are suspicious and try to uncover the motives behind his kind deed.
A trip to an art exhibit uncovers an important clue about the Explorers' shipwreck.
Andrea gets caught in a series of lies during the Heartlake City adoption event.
A great opportunity for the girls to shed light on their particular causes may not be what it seems.
With the help of the Shadow Group, the girls discover new facts about their city and plant a red herring to throw Carter off the trail of the treasure.
When Stephanie's sister, Roxy, comes home for a musical performance, the vintage brooch she wears catches Carter's attention.
The race with Carter to find the Heart of the Sea intensifies when Andrea's dad, Martin, teaches the girls to scuba dive.
Emma taps Ethan to help her find a missing piece to her collage of etchings. Dr. Alvah and Carter devise a plan to learn what clues the girls know.
The time has come for the girls to do a deep dive in search of the Heart of Sea, but will they find the treasure they've been seeking?
Andrea enters the Heartlake City Talent Show to try to win a vacation for her and her BFFs.
While the girls help Andrea's little sister, Liz, with her animal translation app, Carter schemes to get his plans for a new high-rise hotel approved.
While tending to the marine life fleeing the ocean, the girls discover the legend of the Heartlake City sea monster.
The girls train an aging police department horse for a test after a crook gets away during a chase.
As the girls are preoccupied with minding the Cupcake Cafe while Dean is sick, Zobo is hacked by Dr. Alvah and Carter.
Carter's underwater activity raises the girls' suspicions, so they use Donna's boat to investigate. Liz puts her app to work.
When Stephanie gets into hot water while scoping out deep-sea danger, an unsuspecting person comes to her rescue.
When preparing for an audition, Andrea learns an important life lesson after losing her most prized possession.
Mia grows suspicious of Donna's new helper at the Lighthouse, who seems overly nice to the girls.
Finally, the girls discover what Carter is planning, but can they stop him before it's too late?
To raise money for the Lighthouse Clinic, Andrea puts on a concert. But infrastructure problems on the boardwalk threaten to cause a panic.
Once and for all, the girls plan to stop Carter from destroying Heartlake City with the help of Dr. Alvah and Kacey.
With safety restored, the girls return the marine life back home. For their efforts, Mia, Emma, Stephanie, Andrea and Olivia receive a coveted reward.
A job fair at school gets everyone thinking about their future, but Mia worries that she doesnโt have a particular goal in mind.
When Dr. Alvah and her gruff friends move into the Friendship House, the girls must find a new spot to hang out.
Lonely and depressed, Zobo doesnโt have any friends he can really relate to, so tech-savvy Olivia decides to design a new robot pal for him.
After getting injured during a gymnastics routine, Stephanie turns to an online video game to help channel her competitive spirit.
With Stephanie still sidelined, the girls convince her to be a gymnastics coach and help the Sparkles with their upcoming meet.
After her first song becomes a smash hit at the bowling alley, Andrea fears she won't be able to top it.
The girls cut their spa day short to help Olivia when the Friendship Bus spins out of control.
Dottie Raeโs precious necklace goes missing, so Emma plays detective for the day and helps Ethan track down their friendโs family heirloom.
When Oliviaโs dad returns to Heartlake City wanting to reconnect with her, sheโs not sure if she's ready.
The girls help Mia get glammed up for a school dance when River asks her to be his date.
Angus and Donna arrange a trip for the girls to volunteer at an elephant sanctuary in the jungle for the summer.
While looking for a rare parrot to help the jungle conservancy, Mia and Stephanie stumble upon a lost pilot.
Emma works on painting a self-portrait as she applies to a famous art academy in Paris. But Dr. Alvahโs evil plans for the girls might get in the way.
After taking home an ancient relic, the girls suddenly notice strange and mysterious things happening all around them.
Everyone tries to help Emma figure out whatโs causing all of her sneezing, while Olivia spends the day at the space center training to be an astronaut.
Emma takes Ethan around the jungle during his visit but they get caught in a typhoon and must take shelter in a secret cave.
Andrea discovers Dr. Alvahโs evil scheme to destroy a mountain, spurring the girls into action to stop her.
When a new elephant arrives at the sanctuary and has a hard time adjusting, Andrea tries to help him feel at home.
Andrea, Mia, Emma, Olivia and Stephanie plan a surprise party for their friend Jeremy, who has never properly celebrated his birthday.
The girls get ready to leave the jungle โ but not before throwing a dance party with all their friends!
A school dance reminds Andrea that change can be good as she struggles to get used to her new house.
The girls help relocate a cute cat family and bring their friendship with felines to another level.
Olivia switches things up and trades places for a day with a famous actress who looks just like her!
The girls get snowed in at a shopping mall and help Emma prepare for an important job interview.
After Mia meets a fortune teller, the friends discover a mysterious carnival and rescue a lost horse.
The friends give the carnival performers a tour of Heartlake City and help sisters Claire and Camila get along.
When Emma and the girls get stuck inside a funhouse, they'll have to put their feelings aside and come together to escape.
The performers announce their final show and invite the girls to join in. Fortune teller Claire gives Andrea some sisterly advice.