Dennis & Gnasher
Season 1, Episode 36: Treehouse Treason
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Gran's hurt her foot after trying to build a pigsty for her pet pig, Harley. She makes Dennis deal with Harley and then starts living in Dennis' tree house and Dennis isn't happy about it!
All Episodes - Season 1
Episode 1
The Way of Den-Do
Episode 2
Smelling of Roses
Episode 3
Curtains for Dennis
Episode 4
Splash!
Episode 5
The Mystery of the Missing Teapot
Episode 6
Castle in the Air
Episode 7
Aliens Among Us
Episode 8
No Joke
Episode 9
Dennis V.I.P
Episode 10
Bad Dad
Episode 11
Gnasher in Nappies
Episode 12
Rubberbands and Paperclips
Episode 13
Boot
Episode 14
Breakout
Episode 15
Eyes on the Prize
Episode 16
Dance of the Seven Pies
Episode 17
The Pond Monster
Episode 18
Dennis' Thank-you's
Episode 19
Fish Tale
Episode 20
Masters of the House
Episode 21
Game On
Episode 22
All-in Menacing
Episode 23
Attack of the Walterbot
Episode 24
Great Outdoors
Episode 25
No Pies for Pie Face
Episode 26
Dog Tired
Episode 27
Dig This
Episode 28
The In Crowd
Episode 29
First Aid Dennis
Episode 30
Rock And A Hard Place
Episode 31
Horsey Havoc
Episode 32
Grounded
Episode 33
Double Act
Episode 34
The Curse of Madam Gigi
Episode 35
Random Access Mayhem
Episode 36
Treehouse Treason
Episode 37
Menace and Co.
Episode 38
No Place Like Home
Episode 39
Dennis Jumps the Line
Episode 40
Operation Windbreaker
Episode 41
Menace on the Mend
Episode 42
Athena's Party
Episode 43
Dennis' Hiccups
Episode 44
Nanny State
Episode 45
Mother's Day
Episode 46
Run Rabbit Run
Episode 47
Beanotown In Bloom
Episode 48
Fangs for the Memories
Episode 49
Curly's Collection
Episode 50
Substitute Creecher
Episode 51
Lost
Episode 52
You're Joking