A shapeshifting monster is loose in the house, able to disguise itself as anything - or anyone! Unhappy with some changes he's noticed lately, Charlie is convinced that one of his so-called 'friends' is not what they seem.

Wearing Que's robotic battle suit gives Pierce the confidence he's always lacked. But he soon finds himself becoming too dependent on it.

The living toys in Helsing's basement have been too noisy! Pierce is sent to investigate, but finds himself shrunk down to lead them into battle!

When Pierce gets an evil pimple bent on domination, he has a chance to go viral - but it might mean the end of the world...

Que hates seeing Helsing and Monster Head fight and thinks she has the perfect solution - what if Monster Head had a body?

When an ex-chores boy re-appears wearing Helsing's invisibility jacket the gang are tasked with destroying it. But can Pierce resist the temptation to be bad?

Pierce accidentally erases his memory and forgets who he is! Now acting like the school bad boy, Charlie and Que have to refresh his memory.

Que possesses Charlie's body to help him out at school, but when she learns about the race for class captain, she sees a chance to prove how normal she can be.

When the gang learn of Helsing's swamp-like pool full of rubbish and living pool toys, they're tasked with cleaning it, but Pierce is scared to get his watch wet - until he's taken by a mysterious fish monster named Finn.

Charlie brings a musclebound future version of himself back to the present to train him for success. But Que's curious how he got so famous...

Someone at school has been using magic to cheat in the talent show. To find the supplier, Pierce is going to have to go undercover.

Snorp is undergoing some wild changes, shedding his old skin and becoming something newer and weirder. Faced with the prospect of losing her beloved friend, Que is having a hard time accepting the situation.

When Pierce is paired with Malcolm in class, Charlie jealously tries to split them apart by using Helsing's magic music player to turn Malcolm bad.

When Que's ghostly face goes viral, Charlie is ready to cash in on her fame. But Pierce fears what all this exposure could lead to.

Charlie takes a three-headed monster dog to school for pet day, but his unwillingness to enforce the rules sees it grow bigger and more dangerous.

Haunted by the memory of his recently departed pet, Pierce suspects it may be responsible for ghostly activity in the walls of Helsing's house.

Pierce invites Helsing's long lost best friend over for dinner. But when he's revealed to have become a vampire, Pierce struggles to hide the truth.

Charlie's stuck walking Wolfman instead of going to a party. He irresponsibly ditches Wolfman, but a little scratch on his neck could spell disaster.

For Charlie to defeat a monster that feeds on embarrassment, he must humiliate himself in the school play by starring as the Rat Prince.

When Wolfman appears as Charlie's new substitute teacher, school is suddenly a lot more fun. But Charlie has a feeling he's hiding his true intentions.

Bad Tony keeps humiliating kids at school, so Charlie plans his revenge - having Frank the Monster toss Tony into The Sun! What could go wrong?

With a magic wand Charlie abandons his body to become a ghost like Que! But now the wand's lazy wizard owner wants his property back!

A competition with Goblins to see who owns Helsing's House is settled on the Grassketball court as The Gang coaches a team of garden gnomes!

Desperate for academic success, Pierce steals an evil mask from Helsing and uses it as his art project. Only trouble is, it makes everyone zombies!

When Helsing's past failures are exposed, the gang travel back through time to help him succeed. But Young Helsing is a lot different than they expected...