Dexter's Laboratory
Season 1, Episode 38: Monstory
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Not interested in hearing Dee Dee's long-winded story, Dexter gives her a silencing formula to keep her quiet, but it instead turns her into a giant monster still bent on telling her story. When he realizes that nothing can make her quiet, he becomes a giant monster himself.
All Episodes - Season 1
Episode 1
DeeDeemensional
Episode 2
Dial M for Monkey: Magmanamus
Episode 3
Maternal Combat
Episode 4
Dexter Dodgeball
Episode 5
Dial M for Monkey: Rasslor
Episode 6
Dexter's Assistant
Episode 7
Dexter's Rival
Episode 8
Dial M for Monkey: Simion
Episode 9
Old Man Dexter
Episode 10
Double Trouble
Episode 11
Dial M for Monkey: Barbequor
Episode 12
Changes
Episode 13
Jurassic Pooch
Episode 14
Dial M For Monkey: Orgon Grindor
Episode 15
Dimwit Dexter
Episode 16
Dee Dee's Room
Episode 17
Dial M For Monkey: Huntor
Episode 18
The Big Sister
Episode 19
Star Spangled Sidekicks
Episode 20
The Justice Friends: TV Super Pals
Episode 21
Game Over
Episode 22
Babysitter Blues
Episode 23
The Justice Friends: Valhallen's Room
Episode 24
Dream Machine
Episode 25
Dollhouse Drama
Episode 26
The Justice Friends: Krunk's Date
Episode 27
The Big Cheese
Episode 28
Way of the Dee Dee
Episode 29
The Justice Friends: Say Uncle Sam
Episode 30
Tribe Called Girl
Episode 31
Spacecase
Episode 32
The Justice Friends: Ratman
Episode 33
Dexter's Debt
Episode 34
The Justice Friends: Bee Where?
Episode 35
Mandarker
Episode 36
Inflata Dee Dee
Episode 37
The Justice Friends: Can't Nap
Episode 38
Monstory