After Walter takes up origami as a martial art, Dennis scoffs and comes up with his own martial art, and so the two p...

Inspired by the mayor's call to make Beanotown Green-o-town, Dennis tries renewable fuel sources to launch his space ...

Dennis uses curtains as a giant sail, not knowing its specially for the kitchen and loses it to the Colonel.

In attempt to keep cool on a hot day, Dennis' gang dig their own pool in Dennis's backyard.

Dennis comes across a bundle of objects that inspire him to be a private investigator and begins searching for Gran's...

Dennis goes to the fair with his friends and Bea, but the owners of the fair of spoiling their fun due to last years ...

Dennis' gang decide to make their own alien film. When Walter stumbles across them filming, he's convinced there is a...

The joke shop owner, Mr Har Har, needs Dennis's help to persuade his mother not to close the joke shop down. The gang...

With one backstage pass for a Ratbucket gig, Dennis and his friends pass themselves off as Ratbucket, only for the re...

Dad takes Dennis to his school reunion party, in an attempt to teach him to behave grownup, but it doesn't go as plan...

Visiting Gran in hospital, Dennis disguises Gnasher as a baby to evade detection, but Gnasher is taken away by the sh...

Dennis tries to help Dad get a raise, but Dad ends up fired, so Dennis makes Scrimp's office seem incapable without Dad.

The police chief hires a super-efficient cop called Boot to replace Slipper, who tolerates no act of mischief. Teamed...

Dennis hatches a plan to bail Gnipper imprisoned in Beanotown dog pound, by impersonating a misbehaving dog.

Dad agrees to buy Dennis the best skateboard there is if he can win a prize at the upcoming school award ceremony. Th...

After a bet from Walter on the Dance Contest, Dennis trains Pie Face to be a dancer. Meanwhile, Dennis' dad tries to ...

In an attempt to reclaim the park, Dennis and friends try to scare everyone with a 'pond monster.'

Dennis tries to get a birthday present by saying thank you to his relatives. However, because of Dennis' naughty pers...

Dennis and friends have a go at catching the Legendary Beanotown Pike, but when Walter hears about it, the game is on.

Mum is going to the yoga school and leaves Dad in charge. During her absence, Dennis, Curly and Pie Face try to make ...

To get his friends back from Walter's group, Dennis challenges Walter to a videogames battle.

After a wrestling accident, Gnasher swallows a canister of laughing gas at the vet's. Dennis, along with Gnasher hide...

For a school project, Dennis and Walter both build robots. However, during an accident, both robots merge, causing De...

During a camping holiday, Dennis, Gnasher and Dad meet Terry Tuff and get challenged to a nature survivor's challenge...

Dennis and Co. have to control Pie Face's obsession with pies during the Pie Festival. Otherwise, they will be grounded.

To win a football match against Dennis' team, Walter fattens Gnasher up and brings in top striker David Peckham. But ...

On a school trip, Dennis finds out that he is descentant to a warrior tribe. He also discovers that Montanna Smith (a...

Athena gets Gnasher envy when seeing a pampered version of Gnasher in a magazine and when she hears that Dennis owns ...

Dennis tries to get a first aid badge to get into a wrestling match. However, Walter's the judge and it's not going t...

Dennis is made to attend a Neighbourhood Watch meeting by his parents. This, however clashes with a jam session with ...

Dennis breaks Bea's toy horse, so Dennis is searching for a new one to cheer her up.

Dennis is grounded on the first day of the summer holidays, but Dennis doesn't manage to stomach it. But the town isn...

Gnasher and Gnipper enter a dog show, regardless of Walter saying they don't have true talent. He wants Athena and Mi...

To have Dennis be kind to him, Walter disguises as fortune teller Madam Gigi to warn Dennis that if Walter gets hurt,...

There's a new computer system which keeps data for the school which works using a memory stick. This gives Dennis an ...

Gran's hurt her foot after trying to build a pigsty for her pet pig, Harley. She makes Dennis deal with Harley and th...

Walter applies for work experience at Scrimp Towers, where Dennis' dad works. Dennis tries to help dad with the work ...

Dad gets promoted, which means his new job will involve his family moving to Drainotown, much to Dennis' disappointme...

Dennis plays a prank on the citizens of Beanotown, causing them to evacuate, which causes trouble for Dennis later.

Dennis gets a new amplifier but doesn't have a chance to try it out because of Bea's demands and threats to let off a...

To avoid getting into trouble, Dennis acts ill, leading him into a boring night in the hospital.

Dennis builds a BMX track near Athena's VIP party. However, Athena is standing for none of it.

Dennis gets a case of the hiccups from Mr. Har Har's can-o-giggles and is looking for a way to cure them ready for a ...

Dennis' parents hire Nanny Moonbeam, a hippy who has an unusual and peaceful way of curing Dennis' bad behaviour. How...

Dennis tries to please mum by behaving for the whole day. But this isn't easy for him.

Dennis and Gnasher are on a mission to find Walter's pet rabbit after Gnasher scares it away.

The garden is accidentaly wrecked when Dennis tries to give Gnasher a bath, so the gang have to fix the mess before M...

After hearing reports about a bat creature in Beanotown, Dennis highly suspects that The Colonel is a vampire.

Curly doesn't attend band practice and Dennis finds out that this is because of a plan by Walter to sabotage the Dinm...

An accident happens at school and Mrs Creecher says that she will tell Dennis' parents about it at the school parent'...

Dennis, his friends and Walter's friends get marooned on a desert island when Dennis attempts to escape a boring fiel...

Dennis makes a line of practical jokes for Mr. Scrimp, called 'The Menace Collection.' However, Dennis soon learns th...