Back in time to when Anais is a newborn baby, Gumball and Darwin are terrified of her sinister and evil nature of trying to get the boys in trouble and killed. They decide to ship her away, but her box ends up getting picked up by the garbage men, forcing the boys to go and rescue her.
Gumball and Darwin become suspicious of Richard's connection to a woman named Samantha who is always hanging out with a group of old ladies. When they realize that Richard and Samantha are one and the same, they set out to right a wrong.
Darwin ends up in detention with Julius Oppenheimer Jr. (the 1920s cartoon-inspired, bomb-head bully first seen on "The Lesson") for trying to fix Julius' vandalism, and Julius cons Darwin into being part of his gang, but soon regrets it when everything Darwin does goes wrong.Note: This is the second episode where Gumball is not shown.
Gumball and Darwin decide to spend the whole day vegging out and watch TV. To do so, they drown out all the weird happenings around them, but end up having to rescue the family when they are stuck in their car hanging over the edge of a broken bridge.
Gumball is put off by Tobias' constant burns, despite the fact that he allows Darwin to do so and that he himself is self-deprecating. Realizing that Tobias wants to be his "best" friend, Gumball tries to let him down easily, but Tobias takes it as an invitation to eliminate Gumball's other friends, Highlander-style.
Feeling bad for not having had a childhood with his father, Frankie, the kids convince Richard to try and reconnect with him through bonding, but Frankie cannot seem to break his criminal habits and Richard is starting to lose his patience with him.
Fed up with their constant awkward encounters, Gumball and The Hot Dog Guy decide to be friends so they can revel in their embarrassing moments. When that doesn't work, however, Gumball fashions a makeshift time machine and the two go back to when all their awkward encounters started.
When Mr. Corneille (the computer-pixelated frog geography teacher first seen on "The Others") lies to the Band-Aid school nurse about how he got injured, Gumball and Darwin think Mr. Corneille is a mixed-martial artist and convince him to go up against a Portuguese fighter named Joao "The Grave" Diga in a cage match to raise money badly needed for the school.
Elmore suddenly loses its color and turns black and white. As the town descends into chaos, Gumball and Darwin venture out to look for the source and save Elmore by getting all the colors back which turns out to be Alan who has lost faith in humanity. The two convince him that while life is imperfect we must do our best to make the world a better place.
While the adults are having a charity gala for the school, Gumball decides to elect himself leader in a plan to escape from the school, but every decision he makes leads to the school crumbling.
Clayton (the red ball of clay known for being a liar) poses as Gumball so Gumball can get out of detention for being late at school after he has a bad day, but Clayton takes his shapeshifting powers too far and ends up posing as different people in Elmore and framing them for misdemeanors. The two must follow him to apologize to Clayton.Note: This is Christian J. Simon's first episode voicing Darwin, succeeding Donielle T. Hansley Jr. who voices Darwin (for the last time) up until he clears his
When Principal Brown has to take the bus, he and Gumball relate their grievances about their respective girlfriends (Miss Simian's bad morning breath and Penny's irritable laugh). They make a deal to tell each other's girlfriends about their issues, but Principal Brown backs out on his end, causing Gumball to pester him.
Gumball and Darwin realize that they don't know the name of their neighbor, the Antlers Guy. After trying and failing to know his name, they eventually learn that his name is Harry Gedges. Unfortunately, this turns out to be his "actual" name as the name he was under, Gary Hedges, was actually a cover name from the witness protection program. Note: This is the last episode that Donielle T. Hansley Jr. voices Darwin. Christian J. Simon takes over for him from "The Anybody" onward.
As the Awesome Store flees Elmore, it drops a Cartoon Network notebook that is found by Sarah who begins writing fan-fiction in it. Unbeknownst to her, her writing becomes reality in the town, and Gumball and Darwin confront her. They soon become pressured when the cops arrive looking to get the notebook back.
Anais begins suffering from brain damage after facepalming so much from her family's stupidity. The doctor prescribes that the Wattersons not do anything stupid for a week, but Gumball, Darwin and Richard are too dumb to prevent any catastrophes and Nicole cannot stop running into inept people.
The Wattersons run into Nicole's estranged parents, Daniel and Mary, and invite them home. They vent their frustrations out on each other regarding Nicole's anger issues and her parents' strict and overachieving expectations. Eventually, Gumball attempts to solve their problems with a song.
Nicole and Richard head to the Chanax building to pay for their internet. Even though he is told to wait outside, Richard wanders in and gets mistaken for the reclusive CEO of Chanax. His ideas end up causing chaos all throughout the building and Nicole must put a stop to it mostly so that she can pay that bill.
Gumball and Darwin complain about school and wish they can just get a job like Larry. Intrigued, Larry has Gumball and Darwin spend a day doing all of his jobs for "five minutes" while he goes on break. Gumball and Darwin are shocked to discover that doing every single job in Elmore is more difficult than they thought.
Gumball and the Internet argue with each other causing the latter to upgrade himself. Unfortunately, he becomes overpowered causing all technology to stop working, sending everyone into the Dark Ages. With no other options, Gumball and Darwin set out to look for the Internet and figure out how to fix him.
Hector Jotunheim is tired of being tall, so Gumball and Darwin steal a potion book from his mother to make him small. Hector ends up disliking his new height and asks to be turned back to normal, Gumball and Darwin oblige, but they forget an ingredient causing Hector to morph and forcing them to find the missing ingredient.
Rob kidnaps the Internet and forces him to play a VHS tape full of pilots that focus on other characters, including Banana Joe, Tina, Bobert, Larry, and Tobias.Note: While Gumball is briefly seen on a TV in the background in one scene, he does not directly appear making this the third episode where he is totally absent.
While on a video chat, Penny asks Gumball to help them settle an argument over whether her family is in or out of their shells. After much debating, Patrick and Penny tell a story about whether they should or shouldn't be in their shells. So Patrick asks Gumball to settle the argument and he tells story after story to try and make them change their mind.Guest animation provided by: Julian Glander
Principal Brown introduces a new student named Peter Pepperoni to Gumball and Darwin. However, Peter's speech is almost entirely gibberish and Gumball and Darwin have no idea what he is saying. This ends up leading the two to meet his parents who have an intense dislike for the government and bring them along on a heist.
Richard buys a horse named Wunderklopp which angers Nicole. Luckily, she has already contacted someone to buy it, but he will not arrive to get it for two weeks. In the meantime, the Wattersons decide to transform their home into a Bed and Breakfast for a goat couple named Bernie and Ethel. Things seem fine until they "die" and the Wattersons must fake their stay in Elmore.
Gumball and Darwin visit Carrie who is upset that Halloween isn't scary anymore and is just a day where people care about candy. To prove her point, she takes the two around Elmore to show what has become of all of the famous horror icons. Gumball and Darwin then decide that they want to help Halloween get its scare back.
Gumball points out to Mr. Small that everything he does has consequences and therefore makes him hypocritical when it comes to living a healthy vegan lifestyle. Overcome with remorse, Mr. Small decides to cut himself off from society and live in the wild, forcing Gumball and Darwin to go and rescue him before he hurts himself.
Gumball accidentally offends Leslie when he says that plants are useless on Green Week. Feeling that Leslie is taking advantage of him for not knowing much about plant culture, Gumball decides to get back at him by exploiting supposed "plant things" that he and Leslie can do.
After missing his package, Richard cannot be bothered with picking it up at the package depot or paying for it. The mail delivery bird criticizes him for his laziness and begins tormenting him by having him repeatedly miss his package. Richard, along with Gumball and Darwin, set out to get the package from him.
After talking to Leslie and Masami, Gumball begins to doubt the solid nature of Darwin and Carrie's relationship due to their contrasting personalities and tastes. This is further complicated by the appearance of Azrael, Carrie's ex who has come for a visit, forcing Gumball to intervene.Guest animation provided by: Jeremy Pines
When the computers in the library suddenly come down with a virus, Anais and Jamie are viewed as the culprits by Principal Brown. In order to clear their names, the two decide to solve the mystery with Anais hoping to make Jamie her friend.