The girls form a group of super-doers to serve and protect their beloved Heartlake City.

When Emma's mural gets spray painted, the girls go after the culprit and find an abandoned firehouse.

Andrea tries to make her little sister more like her... only to realise, they may already be alike.

An attempt to catch the graffiti artist who's been leaving his mark all over town, leads to a forest fire in the woods.

Stephanie's competitive side gives the girls a front-row seat to a cheating scandal and the group out to expose it.

Plans to tear down the Arts District make Olivia question everything she believes in.

The girls give Hazel's shop a makeover, but can they stop the shops in the Arts District from being demolished?

Andrea's quest to be a pop Star take her to new heights, and the girls catch a bad guy in the act.

Andrea's temper turns the girls' new racing hobby into a competition that fuels them to put Dr Alvah in her place.

When the girls learn of Dottie Rae's long-lost love, they try to bring him - and their shot at the Grand Prix - back to life.

A fun day at the resort gives the girls a bird's-eye view of a trash island. Can team power solve the problem?

The ugly truth makes Andrea quit the race team. But when Mia gets in trouble, will all her friends come back to help?

The girls visit the park and Mia's old tree house for some much-needed relaxation. But their break is quickly spoiled by something lurking in the lake.

The racing team's desperate need for a pit crew boss causes an old rivalry to be reignited.

A design flaw with the Alvahbots causes them to malfunction and become aggressive.

The Grand Prix has finally arrived, but Dr Alvah ruins the event with her own competitor entry.

The Girls put on the annual Explorer’s Day play about how HLC came to be and the Explorer’s long lost shipwreck, the Heart of the Sea, which newcomer and petulant egomaniac, CARTER GREENE, now wants - and he always gets what he wants.

Mia is disappointed that all her friends have life goals and she doesn't.

When Dr. Alvah is fired from her workplace, she moves into the Friendship House with her lackeys in tow.

When Zobo gets depressed because he has no friends like him, Olivia decides to create him a company.

When Stephanie breaks her leg, she becomes addicted to competitive online sports games after Olivia gives her a gaming system to keep Stephanie occupied while she recovers.

When Stephanie is disappointed she can't do anything due to her leg injury, she becomes chosen to be a coach for the Sparkles gymnastics team to help train their skills and improve.

Andrea is having performance anxiety issues when asked to suddenly write a brand new song after just writing one. Meanwhile, while Stephanie's cast has been removed, her ankle is still damaged and too weak to fully support her weight.

While the girls try to enjoy a well earned spa day, Olivia gets trapped in an out of control speeding tour bus because she was upgrading it.

Emma becomes a Private Investigator for a day when asked to solve the case of Dottie's missing necklace.

Olivia's dad Lucas returns to Heartlake City after a long absence, but Olivia's dream of reconnecting her family is not as easy as she hoped.

When the school dance is announced, Mia is nervous about being asked to attend by River, as she's not comfortable with formal dances.

Mia, Angus and Donna arrange for the girls to go to visit a jungle preservation camp.

While conducting a population survey of a rare bird species, Mia and Stephanie discover a long lost aviatrix.

Emma is working on a self portrait as her admission test to a prestigious Paris art academy. Meanwhile, Dr. Alvah has Joey and Ricky test her newly improved emotion suppression device on the girls.

When the girls find a hidden temple in the jungle, they take an old bowl out of it and back to their jungle base. Shortly afterwards, mysterious accidents keep happening to whoever has the seemingly cursed bowl with him.

Emma develops a mysterious allergy and the girls have to figure out what is causing her reactions. Meanwhile, Olivia spends a day at the space center training to be an astronaut.

When Ethan comes to visit the jungle rescue base, he and Emma get trapped outside during a typhoon and have to find shelter.

While trying to shoot a solo music video, Andrea discovers Dr. Alvah's latest scheme to reclaim her former position as the CEO of Alvah Corp.

When the animal sanctuary receives a new elephant who is only used to living in the city, both he and Andrea must learn how to live without their urbanised comforts.