In an attempt to collect the Golden Idol, Indiana takes the idol and replaces it with a bag of sand the same size. That doesn't work, as the traps still activate, and Jones needs to escape quickly or meet his fate.
Sheldon gets an autographed napkin by Leonard Nimoy, famously known as Dr. Spock from Star Trek, from Penny. Nimoy used the napkin to wipe his face, which then contains his DNA. Sheldon states that he only needs an ovum to create clones of Leonard Nimoy.
Jack Skellington uses the Scientific Method to answer the question, "What is Christmas?" He borrows science lab equipment then follows the scientific process to figure out what is Christmas. He makes observations of the artifacts he collected from Christmas Land, asks the question, "What is this?", forms a testable hypothesis, makes a prediction, and tests the prediction. He never completes the last step, which is using the results to make new hypotheses or predictions, because of the havoc he caused while testing the prediction.
The group asks Raj why he is being deported, and he indicates that his visa is only good as long as he is employed at the university. Since his research is not going well, his visa has expired. He then reveals that he's been messing up Wikipedia entries, among other activities, to pass the time. This clip shows why students needs to check Wikipedia articles before they use the articles for academic or work projects.
Each of the emojis of Textopolis play a role in the community. Their job directly correlates to functionality on a teenager's cellphone keyboard. Gene walks through Textopolis and socializes with the different emojis on his way to work.
Calogero spots an old friend who had been dodging him to avoid paying back the money he owes. Calogero is overcome by wrath, but Sonny has a chat with him to change his perspective on the situation. He suggests that Calogero worry about his friends, family, and the people that are important to him.
Lorenzo finds out that his son has saved $600. After a brief stint of questioning, he learns that the money is from the neighborhood mobster, Sonny. To uphold his own morals and teach his son a life lesson, Lorenzo returns the money to Sonny and tells him to leave his son alone.
When the Eds, Jonny, Kevin, and Rolf make bets to give up their respective habits for a day, they cope with it in varying ways. It is evident that they are addicted to certain habits and foods soon after the bet begins. As is characteristic of him, Eddy tries to sabotage the others so that he can win the bet.
While Double D is away trying to create a story, Eddy takes over the school paper and spreads misinformation in order to make profit. His rumors ruin friendships and pit the students against each other.
Eddy is normally treated with contempt by the other cul-de-sac kids. When he disguises as an alter-ego named Carl, all of the kids treat him kindly. Eddy is confused as to why they're being so nice, and Double D explains the concept of acceptance. He states that Carl has a clean slate, as he hasn't done anything to ruin his reputation, unlike Eddy.
Ed's penpal sends him memorabilia from his home country. Rolf sees this memorabilia, and it reminds him of some trauma he experienced as a child. Rolf hurts the Eds in response, and they are confused as to what is wrong with Rolf.
When Double D's shower is being renovated, he has trouble getting his day off on the right foot. After repeatedly being denied a shower from the other kids and accidentally getting himself dirtier in the process, he loses his mind. He completely neglects his well-being and embraces throwing trash on himself.
When the power goes out, everyone is scared. Ed tells a false story about the power outage being caused by Mole Mutants, and everyone panics. Coincidental events occur that further convince the kids in the cul-de-sac that Mole Mutants exist.
The Eds start a business called EdCo and hire employees. The employees find out they're not being paid and leave the company immediately. This clip shows the critical nature of timely and accurate payroll.
After Plank is called King of the cul-de-sac, Eddy demands a vote between him and Plank to determine the real king. The cul-de-sac participates in an election, and Double D explains the voting process and ensures democracy's integrity through it all. Eddy has a weak campaign and tries to win by discrediting Plank and submitting multiple votes for himself.
After one scam attempt fails, Eddy rebrands it multiple times, with minimal effort each time, and expects it to catch on. The other kids don't fall for it because they know it's the same recycled idea.
Ed practices the violin but isn't very good at it. Double D encourages him to practice and believes it will help him improve. Meanwhile, Eddy tries to destroy the violin because of the awful sound coming from it.
Ed's lack of communication on a bad day makes it impossible for Eddy and Double D to know what will cheer him up. They try exposing Ed to a variety of things that he enjoys, such as puppets, chickens, and comic books, but none of their attempts are successful.
Jimmy wants to be a star, and Eddy makes Jimmy a sumo wrestler. Jimmy defeats Ed in a wrestling match due to his enormous size. When Eddy gets excited about Jimmy's potential, Double D clarifies that sumo wrestlers are revered and celebrated only in Japan.
The Eds try to join Sarah and Jimmy's Rich Club, to which they're denied due to the lack of an invitation. Several other kids are accepted into the club, despite having no invitations, including Kevin, who isn't even dressed appropriately for the club. Sarah and Jimmy use terms to indicate that they view themselves as superior to commoners, such as the Eds.
With the Eds missing, Kevin firmly believes that they're onto something. When he and the other cul-de-sac kids discover Chimp World, Kevin is skeptical and advises the others that it is part of the Eds' scam, but they don't listen to him. Despite the events that unfold, the Eds have nothing to do with them.
Sarah entrusts Ed with her allowance to buy fudge for her and Jimmy. Eddy misguides Ed to use the money for jawbreakers instead, and now Eddy needs to pay Sarah back. He comes up with unethical scams to earn the money for Sarah.
Sarah entrusts Ed with her allowance to buy fudge for her and Jimmy. Eddy tries to misguide him to use the money for jawbreakers instead. Double D stresses that Ed is obligated to use the money for fudge, in an attempt to counter Eddy's negative influence. Ed is the ego, Double D is the superego, and Eddy is the id.
Eddy wants to garner respect from the other kids, so he lies about his brother returning to the cul-de-sac. In reality, most of the other kids are afraid of his brother, which Eddy doesn't seem to understand. Double D mentions that fear is not the same as respect.
Situation Puzzles →
Thinking Out of the Box
Ed gets a pair of jawbreakers and realizes there aren't enough for him, Double D, and Eddy. Double D attempts to share them, and his attempt backfires. The Eds fight over the last jawbreaker until Rolf interferes and suggests a competition; the winner will claim it. The Eds use unconventional tactics and out of the box thinking during the competition.
Eddy gets a zit, which Double D tells him is a natural part of growing up. Eddy is embarrassed about it and tries to hide from the other kids. Ed finds the zit funny and gets Jonny to come over and see it, to Eddy's dismay.
Eddy, unaware of Rolf's customs, throws a fishball that Rolf made against a wall, which insults him. Eddy fails to recognize what he did to insult Rolf. When he tries to make up for it, he accidentally insults him further. To regain his honor, Rolf challenges Eddy to a duel.
The Eds accidentally destroy Sarah's room, and Eddy steals her diary. Ed and Double D want Eddy to return it without reading it, but Eddy is determined to read it to get his revenge on Sarah. Sarah and the other kids try to find the diary while the Eds evade them.
Ed and Eddy decide to write fake sticky notes for Double D, which he believes is from his mother and father. This ends up backfiring on Eddy, as Double D feels he can't return to his home and ends up living at Eddy's house.
Rolf is homesick, and the Eds come up with a plan to make him believe he's in his home country. Rolf's homesickness was so severe that it takes a while for him to recognize that the village is makeshift.
Double D compares Ed and Jimmy's relationship to a brotherly one, in which the younger brother mimics and learns from the older one. Eddy uses this observation to take Jimmy under his wing and train him to be more like himself instead of Ed.
Eddy offers Kevin the chance to get Jonny off his back, to which Kevin agrees. Eddy decides to make Jonny an annoying pest so that the other kids will pay them to get rid of him. Essentially, they're intentionally creating a problem and charging others money for them to solve it.
The Eds get soap from Johnny's house to help him get out of a tree, but Ed ends up breaking the sink and taking out the heat radiator. While they try to fix the house, they end up starting a sauna business with the radiator in Jonny's house without his permission.