Durations for the shortest and longest episodes: Whole Show: Shortest Episode: The Scrying Game / Monstrosi-Dee Dee / Dad Man Walking (Season 4, Episode 3) Longest Episode: Last But Not Beast (Season 2, Episode 39) Season 1: Shortest Episode: Dee Dee's Room / Huntor / The Big Sister (Season 1, Episode 6) Longest Episode: Double Trouble / Dexter's Lab: A Story / Changes (Season 1, Episode 4) Season 2: Shortest Episode: Hunger Strikes / Koos is Loose / Morning Stretch (Season 2, Episode 4) Longest Episode: Last But Not Beast (Season 2, Episode 39) Season 3: Shortest Episode: Comic Relief / A Third Dad Cartoon / Robo-Dexo 3000 (Season 3, Episode 9) Longest Episode: Scare Tactics / A Mom Cartoon / My Dad vs. Your Dad (Season 3, Episode 13) Season 4: Shortest Episode: The Scrying Game / Monstrosi-Dee Dee / Dad Man Walking (Season 4, Episode 3) Longest Episode: The Lab of Tomorrow / Chicken Scratch / Garage Sale (Season 4, Episode 12)