For some unknown reason, Ed has been grounded, so Eddy and Edd do their best to bust him out without Sarah and Jimmy knowing.

Tropes:

• Abusive Parents: Combined with Crazy-Prepared. Ed’s parents take down the stairs and everything in his room when he gets grounded as sure way he would never leave the room and to ensure that he also doesn't have fun to do during his grounding. The only thing they leave for him is a cardboard box for him to sit and stew in. Edd is openly disturbed by the lengths Ed's parents take to make their punishments stick.
• The Bad Guy Wins: Sarah wins. Eddy's plan to break Ed out horribly fails, and as Edd warned him, it would extend to both Edd and Eddy getting grounded. All three Eds are cooped up in their rooms, as Sarah not only comes out on top, but also tortures them by repeatedly bashing them into their walls by tugging on their tin-can telephones with an umbrella.
• Bait-and-Switch: When Eddy declares that Ed can jump the space to the door out of the basement, he pulls out a comically large safety pin and approaches Ed from behind with it, with Double D looking away as it seems like Eddy's about to inflict a Pain-Powered Leap on Ed, followed by the sound of pin being jabbed...into the floor. Eddy was actually setting it up like a catapult to launch the Eds up to the door.
• Behind a Stick: A rare seen-from-the-front version, with the Eds trying to sneak Ed past Sarah and Jimmy by walking behind the second floor bannister, contorting their bodies like spaghetti. This manages to look hilarious and oddly creepy at the same time.
• Brick Joke: Double D vaguely warns Jimmy that he can risk getting a splinter if he keeps holding his wooden musket. Later on, he'd end up with a splinter and is taken inside to get it out.
• Catchphrase: Ed states "I am grounded!" throughout the episode.
• Comically Small Bribe: According to Eddy, Jonny would do anything for a handful of granola.
• Continuity Cavalcade: Eddy stumbles upon Double D's closet of decommissioned inventions which were used in past episodes.
• Crazy-Prepared: Ed's parents have removed the stairs from his room as sure way he would never leave the room, and they also take out everything in his room to ensure that he doesn't have fun during his grounding.
• Didn't Think This Through:
  • Eddy never really came up with a good strategy to break Ed out of his house. At most, it just boils down to "get outside and make a break for it". So it's unsurprising that his plan backfired horribly.
  • Edd of all people didn't seem to consider that Ed's room was empty for a reason, and instead puts a book in front of the decoy that makes Sarah suspicious when she sees it.
• Downer Ending: After their escape plan fails, Sarah tattles on Eddy and Double D's parents who have them grounded alongside Ed. Furthermore, she and Jimmy deliver physical pain to the Eds by messing with their communication lines. On a somewhat better note, Ed does seem to have gotten his stuff back in his room, so at least he's not completely without anything to entertain him like earlier; and Double D's parents ground him for only three days while letting him keep all of his possessions, allowing him to read books and tend to his ant farm.
• Dumbass Has a Point: Ed repeatedly points out that Edd and Eddy breaking him out would only make Ed's parents realize he's fleeing and he'll be punished even harder. Edd even adds on to this by informing Eddy that Ed's parents will notify his and Eddy's parents regarding their actions.
• Food as Bribe: Eddy manages to convince Jonny to dress up as a leprechaun by offering him a handful of granola.
• Getting Suspended Is Awesome: Edd's parents were very lenient, only grounding him for three days. Edd is quite content with this, calling it "quality time with [his] ants." Eddy's not amused since he was "grounded forever".
  Eddy: THREE DAYS?! What makes you so special? Over.
• Glass Smack and Slide: Eddy charges at the window in Sarah's bedroom to escape, only to smack into it and slide down.
• Great Escape: The plot of this episode involves Eddy and Double D helping Ed get out of grounding.
• Grounded Forever: Eddy claims this is his punishment in comparison to Edd getting three days, though he's likely exaggerating.
• Guilt-Tripping: Eddy does this to Double D when the latter refuses to bail Ed out of his punishment due to the former two's parents likely to catch on to the attempt, telling him that he'll let Ed know Double D was too busy to assist. Double D, of course, doesn't fall for it one bit, but decides to tag along anyway since it would be no point in convincing Eddy otherwise.
• Hope Spot: The Eds manage to escape via kite just as Sarah is about to catch them only for the string to unwind from the spool and drop them directly onto Jimmy.
• Idiot Ball: Double D, of all people, holds this when he decides to place a book, an intellectual one, not even a comic book as Ed is known to enjoy, in front of the Ed decoy, simply because he thought it was “unfinished” otherwise. This leads to Sarah quickly seeing “Ed” in his room was a decoy.
• Ignored Aesop: Eddy is thoroughly unrepentant after all three Eds end up grounded thanks to his actions, even announcing that he's cooked up another escape plan when Sarah interrupts him.
• Irony: While Eddy's plan to help Ed escape was stupid overall, he at least was smart enough to try to keep them under the radar even if the plan ultimately would have failed. Rather, it's Double D's need to make the Ed Decoy feel "complete" by sticking a book, an intellectual one despite knowing Ed is The Ditz, in front of it that ultimately blows their cover so quickly, given that it should have been obvious that Ed wasn't supposed to have anything in his room to entertain him.
• I Warned You: As both Double D and Ed warned Eddy not to go through with his plan to help Ed escape his grounding as not only will Ed’s parents ground him longer but they will also tell his and Double D’s parents leading to them being grounded as well if they find out about it. Surely enough, both predictions come true at the end of the episode and yet Eddy doesn't learn his lesson by making another escape plan.
• Laser-Guided Karma: As Edd warned from the start, he and Eddy are grounded for trying to bust Ed out of his house during hisgrounding. While Eddy is less than pleased about it, Edd, having been grounded for three days, doesn't mind at all.
• Laundry Chute Ride: The episode starts with Edd and Eddy riding down the laundry chute in Edd’s house, at double speed, because the chute has been lubricated.
• Leprechaun: The Eds manage to distract Jimmy (and by extension Sarah) by having Jonny dress up as a leprechaun and goads him to chase him for his pot of gold. But because he's a fake leprechaun, all he can offer is his fake beard.
• Literal Metaphor: Eddy tells Ed to keep his shorts on when he begins to panic upon Sarah learning of their ploy, then quickly walks over and pulls them up as they've actually fallen down around his ankles.
  Eddy: No, seriously. Keep your shorts on, Ed.
• Ludicrous Speed: Eddy goes down Double D's modified laundry chute so fast his coloring starts flaking off.
• Messy Hair: Eddy gains this after being grounded himself.
• Mundane Made Awesome: Double D managed to turn his house's laundry shoots into high speed mini-rides.
• Nice Job Breaking It, Hero!:
  • Ed's breakout would've gotten a lot smoother had Ed not in a burst of joy seeing Edd and Eddy hug them so strongly making Edd lose his grip on the manhole-opener that they used to sneak into his room (and the hole closed up, with Edd's brilliant invention going down as well). Not that Ed wanted to leave anyway.
  • The whole reason Sarah found them out in the first place was because Edd left a book for the dummy Ed (an intellectual book at that, despite Ed being The Ditz). Since Ed was grounded from doing anything, including reading, Sarah immediately gets suspicious when she sees the book. Granted, she and Jimmy were about to enter the room anyways, but it still lessened the time the Eds had to escape.
• Noodle Incident: Why was Ed grounded in the first place?
• Only Sane Man: Ed is the one who, as miserable as he is, would rather not escape at all to avoid getting in further trouble.
• Overly Narrow Superlative: Double D boasts to Eddy that he treated the chute for his laundry with a lubricant that makes it the fastest slide to any basement anywhere.
• Pet the Dog:
  • Deconstructed with Eddy's decision to break Ed out, which seems like a sincere attempt to help a friend on the surface, but is in fact a very stupid idea that was doomed to fail from the start and only gets all three Eds in trouble. Edd bluntly points this out early on, and Eddy doesn't even have a good counter-argument, preferring instead to guilt-trip him into going along with the plan.
  • Despite being an abusive jailer and horrible little sister, Sarah was thoughtful enough to make Ed's lunch a combination of his two favorite foods: buttered toast and gravy.
• Point That Somewhere Else:
  • When Sarah aims a popgun at Eddy for inadvertently trespassing while Ed is grounded, Eddy pushes it aside while saying "Get that stupid thing out of my face, Sarah." Sarah retaliates by slamming it onto Eddy's head and telling him to take a hike.
  • Moments later, this happens between Jimmy and Edd as Jimmy has a gun-shaped hunk of wood aimed at him, though playfully admits he's just roleplaying. Edd just calmly pushes it aside with a finger as he warns Jimmy "It's all fun and games until someone gets a sliver, Jimmy."
• Pre-Asskicking One-Liner: When Edd laughs at Eddy's expense of getting sucked into a volcano, Eddy does not take it kindly.
  Eddy: A comedian, huh?
  Edd: Oh, dear! (So ware katedo, sumero SUMO DO WA! (Rough translation: Forgive my excessive use of force, but you leave me no choice, my friend, SUMO ATTACK))
• Properly Paranoid:
  • The only other reasonable explanation for Ed's parents taking down the stairs to his room is because they predicted Eddy might try a stunt like breaking him out of his room.
  • Ed is rightfully worried his parents punish more if they find out about Eddy's plan to help him escape from being grounded. Similarly, Edd stresses to Eddy that they'll get in trouble for attempting to free him.
• Punch-Clock Villain: Leprechaun Jonny plays his part as a distraction and then unceremoniously leaves because Eddy only paid him for that much.
  Jonny: Nope. Up to the fake rainbow, that's all you get for one handful, pal.
• Reasonable Authority Figure: Edd's parents ground him for only three days, and they don't take away any of his belongings. Eddy, who was punished much more harshly by his parents, is envious.
• Rule-Abiding Rebel: Double D's idea of doing something rebellious is using the laundry chute as a slide. And even then, he insists that he and Eddy wear helmets and a pillow for safety.
• Say My Name: Upon discovering the dummy of Ed, Sarah yells his name loudly, alerting the Eds that she was onto them.
• Sleeping Dummy: Edd builds a dummy of Ed to fool Sarah while they try to escape with the real Ed. Unfortunately, Sarah catches on because Edd had the dummy reading a book.
• Super-Toughness: A great example of Ed's incredible toughness is when Sarah unknowingly opens the door on the Eds' faces. While Edd and Eddy sport funny faces, Ed looks largely unfazed.
• There Was a Door: Window, technically, but after Edd and Eddy go through the trouble of sneaking into Ed's room via his floor drain, his attempt to re-enter it upon being freed prompts Edd to ask if his window was unlocked the whole time.
• This Is Gonna Suck: When the Eds get busted at the end, Edd and Eddy's reactions are more weary and annoyed than anything else.
  Edd: (weary) Remember that parental ring, Eddy?
  Eddy: Oh, great. Now we're gonna get it.
• This Is Wrong on So Many Levels!:
  Eddy: (noticing the staircase has been removed from Ed's room) WHAT HAPPENED TO THE STAIRS?!
  Ed: My parents took them down because I am grounded!
  Edd: ... That's disturbing.
• Tin-Can Telephone: The Eds use them while grounded to communicate with each other (although Ed’s is a sponge, and thus gets no signal). Sarah pulls on the strings to make them slam against the walls.
• Unishment: Unlike the others, Ed actually enjoys Sarah tugging the phone cord and slamming the Eds into the wall, considering he's Made of Iron.
• The Un-Reveal: It is never revealed what Ed did that got him grounded. Most fans believe it's punishment for tearing up Jimmy's toy rabbit and breaking his (Ed's) mother's teapot from "It Came From Outer Ed", which this episode is paired with.
• Unwanted Rescue: Throughout the episode as Eddy and Double D try to bust him out, Ed is reluctant to go along with it, constantly reminding them that he is grounded. Sure enough, all Eddy and Double D's efforts do is land Ed in deeper trouble while getting themselves grounded as well.
• You Are Grounded!: Ed has been grounded for an unspecified reason. At the end of the episode, Eddy and Edd are also grounded for trying to bust him out.