JJ's so keen to get Dennis the new bike she thinks he's desperate to have, that she agrees to make a deal with Walter, and without realising it, passes on information that could lead to a jelly-blasting rampage.
Source: CBBC
Series 2: 39. The Hairy Wiggler
Dennis dresses Gnasher up as a rare breed of animal which he says is nesting in Bash Street School, hoping to get the school shut down on the day of a daunting and difficult test.
28-04-2025
CBBC
Series 2: 38. Partners In Crime
While helping Sergeant Slipper prove that he has what it takes to remain Beanotown’s policeman, the gang unknowingly become entangled in Doctor Pfooflepfeffer’s real ...
28-04-2025
CBBC
Series 2: 20. Grizzly Games
Dennis and the gang can’t wait for their all-day PE training day with Grizzly Griller and are baffled when their idol makes them learn a range of boring non-sports that on ...
28-04-2025
CBBC
Series 2: 19. Pranks For The Memories
Dennis is on his last warning – one more prank in school and he will be sent to Grim Lane School. While he struggles to sustain a prank-free day, Walter conspires to make ...
28-04-2025
CBBC
Series 1: 35. Today The Dog, Tomorrow The World
Power-hungry tiny alien Empress Miasma takes control of Gnasher from the inside and uses him in her attempts to take over planet Earth. But when Miasma breaks out of Gnasher int ...
28-04-2025
CBBC
Series 2: 1. Beat The Bus
New teacher Miss Mistry is taking Class 3C on a trip to Flumes o' Doom theme park. If anyone is a nano-second late, the bus leaves without them. Walter pulls out all the stops t ...
27-04-2025
CBBC
Series 2: 52. Growing Pains
The kids of Beanotown decide that they can run the town far better than the grown-ups. However, they discover it isn’t nearly as easy or fun as they had hoped.
27-04-2025
CBBC
Series 2: 51. Bash Streets Back, Alright!
On the first day of a new school year, Dennis and the gang imagine all the things that might be new and unfamiliar at Bash Street School. By the time they reach the front gates, ...
27-04-2025
CBBC
Series 2: 37. Jj's Lucky Day
The gang find out that JJ has a set of pre-match good-luck rituals. In the run-up to an important Blamjitsu event, Walter deviously throws bad-luck omens into JJ’s path, t ...
25-04-2025
CBBC
Series 2: 36. Woah! So Quiet
Walter and Dennis go head to head in a sponsored silence. Being quiet doesn’t come naturally to either of them, as they struggle to make it through a chaotic school day an ...
25-04-2025
CBBC
Series 2: 39. The Hairy Wiggler
Dennis dresses Gnasher up as a rare breed of animal which he says is nesting in Bash Street School, hoping to get the school shut down on the day of a daunting and difficult test.
28-04-2025
CBBC
Series 1: 15. Super Paul
After Dennis persuades Pieface that Paul is an undercover super hero, Gnasher, JJ and Rubi go along with the story and help Dennis to 'prove it'.
31-03-2025
CBBC
Series 2: 1. Beat The Bus
New teacher Miss Mistry is taking Class 3C on a trip to Flumes o' Doom theme park. If anyone is a nano-second late, the bus leaves without them. Walter pulls out all the stops t ...
27-04-2025
CBBC
Series 1: 40. Heroes In A Half-pipe
Dennis needs to pull off a magnificent stunt to save the skate park from closure, so Gran gives him the skateboard of the legendary Kendo 360 to help. When the special board goe ...
03-02-2025
CBBC
Series 2: 36. Woah! So Quiet
Walter and Dennis go head to head in a sponsored silence. Being quiet doesn’t come naturally to either of them, as they struggle to make it through a chaotic school day an ...
25-04-2025
CBBC
Series 1: 44. Pi In The Sky
The gang spot what appears to be a meteor through Screwtop's mega-powerful telescope. It turns out to be an early space invention of the Professor's, hurtling back towards Earth ...
05-02-2025
CBBC
Series 1: 35. Today The Dog, Tomorrow The World
Power-hungry tiny alien Empress Miasma takes control of Gnasher from the inside and uses him in her attempts to take over planet Earth. But when Miasma breaks out of Gnasher int ...
28-04-2025
CBBC
Series 1: 45. Bmxcess
JJ's so keen to get Dennis the new bike she thinks he's desperate to have, that she agrees to make a deal with Walter, and without realising it, passes on information that could ...
06-02-2025
CBBC
Series 1: 43. Goodbye Rubi Doomsday
Rubi gets a place in a Summer School for Super Smart Kids, which turns out to be one of Walter's tricks so he can learn the secrets of her new invention.
05-02-2025
CBBC
Series 2: 44. School Of Life
Miss Mistry arranges to tag along with Dennis and the gang after school, in an attempt to enhance her teaching skills and prevent school governor Pfooflepfeffer from banning her ...
08-04-2025
CBBC