Sportacus is always on the move and getting LazyTown active, but Robbie's biggest dream is to make LazyTown lazy again, so he decides to order villains to help him catch Sportacus.

It's Ziggy's birthday, so Stephanie organizes a surprise party for him, but Stingy doesn't want to go because he forgot to buy a gift for Ziggy.

Ziggy and Stingy put on a puppet show about a fortune-teller, but Robbie wants to use the opportunity to make them think there will be no more Sportacus.

Robbie orders an Egyptian Pyramid with the hope of trapping Sportacus inside.

Robbie uses a device to erase Sportacus' memory.

Robbie Rotten pretends to be the Mayor’s favorite rock and roll singer, Johnny B. Badd, so he can demand that Sportacus leave town.

Robbie orders a robot which out-hero's Sportacus, so the kids will follow its lazy advice rather than Sportacus'.

Robbie impersonates Bobby Bird in a phone call and challenges Ziggy to a game of basketball.

Trixie acts as a ghost at school and scares Ziggy, so Robbie decides to disguise himself as a ghost to scare the kids out of school.

The kids are playing an astronaut's game, which inspires Robbie to move to the moon in order to get away from Sportacus and the noisy kids.

Robbie disguises himself as a wizard while Stephanie and the mayor are away and makes a potion to make all the kids lazy.

Pinocchio shows up in LazyTown to help Robbie lie to the kids, convincing them to eat sugar gooey lollipops.

Robbie discovers that to make LazyTown lazy again, he needs to get rid of Stephanie, who wants to be a real princess.

Robbie decides to go back in time to stop Johnny SportsCandyseed from planting the first SportsCandy tree.

Ziggy tries to be a hero just like Sportacus, but his antics start getting him in trouble when he messes up the construction of the kids' new clubhouse.

Robbie fools Stingy into thinking that he's the Prince of LazyTown which soon gets him into trouble.

When Robbie realizes that Sportacus started learning all of his hero skills when he was a boy, he turns Sportacus into a 10-year-old.

When the kids play a Secret Friend game, a misunderstanding makes Trixie lose trust in Stephanie and leave town.

It's the last day of school, and the kids are excited to finish the big final exam, but Robbie has his own plans and gets Stephanie in trouble.

Ziggy wants a baby troll after hearing a bedtime story about one, so the kids venture into the mountains and find a troll called LuLu.

When Stephanie arrives in LazyTown, to spend the summer with her Uncle Milford, she finds that she has trouble making friends because all the local kids spend all their time indoors playing video games. So, her uncle enlists the help of Sportacus, an athletic hero who encourages the kids to have fun by remaining active. Unfortunately, this doesn't sit well with Robbie Rotten, a lazy cheat, who takes pride in having LazyTown be the laziest town around, so he plots to get rid of Sportacus.

Sportacus tries on a new pair of shoes, unaware that they are actually radio-controlled boots that Robbie will use to ruin Sportacus' athletic skills during Spectacular Sports Day.

The kids must face Robbie Rotten in a sports competition without the help of Sportacus after the villain causes the athletic hero to suffer a Sugar Meltdown brought on by a candy apple.

Sportacus loses his Crystal and offers a reward of one free wish to whoever finds it and returns it. Robbie sees this as the opportunity to get the free wish and use it to wish Sportacus out of LazyTown.

Robbie discovers that plenty of sleep gives people much needed energy, so he plots to rob Sportacus of his precious sleep so that he'll become weak and lose an upcoming baseball game.