As the episode continues when Gumball travels back to the events of the previous episode to prevent Rob from ruining his life, he finally gets revenge on Rob for framing him for the wrongdoings and causing yet another disaster at the mall, but Gumball saves Rob from the Void and reverses the events before he disappears forever. Note: Both "The Disaster" and "The Rerun" are the second half-hour episode in the series (even though they are separate episodes in production code order).
When everyone in school has had it with Molly's tedious stories, Gumball and Darwin have a plan to get her a new story she'll never forget. Note: This episode aired before "The Disaster" and "The Rerun" on American television so the season four episode "The Scam" can air in this season as a Halloween episode. On Hulu, "The Stories" airs as a season four episode.
Anais makes friends with an awkward kid named Josh, but Gumball and Darwin think there is something wrong with him.
On a boring Saturday afternoon, Gumball and Darwin decide to find something interesting to do — only to either miss out or pass by all of the weird events happening around them. Guest star: J. G. Quintel as Hi-Five Ghost and Peter Browngardt (uncredited) as Uncle Grandpa Note: Characters from Clarence, Regular Show and Uncle Grandpa make cameo appearances.
Gumball accidentally takes Alan's gym bag and finds a flash drive containing a manifesto outlining Alan's House of Cards-esque rise to power through Elmore Junior High's student council. But when they believe that Alan is plotting to take over the world, Gumball and Darwin go to extreme measures to stop Alan before he succeeds with his "diabolical plan".
During a disastrous dinner at home, Nicole flashes back to her childhood, where she first met Richard while trying to make it to a karate tournament, and wonders what life would be like if she never met him.
After the wifi goes down (and Richard confesses that their connection is from the Robinsons as the Wattersons' credit is so bad, they cannot afford to get the Internet for themselves), Gumball and Darwin try to live without Internet by making real-life equivalents of everything associated with the Internet (email, social media, gaming, leaving bad reviews for products and services). When that does not work, the Watterson kids decide to go into Mr. Robinson's account.
Gumball takes an online test and is labeled a "loser", so he decides to keep in all of his sarcastic remarks...which makes Gumball sick and turns his reality into an overly-clichéd family sitcom starring Tobias.
After locking eyes with the girl of his dreams at the mall, Rocky gets help from Gumball and Darwin to find her on a new dating app.
Gumball and Darwin try to teach Bobert to help people, but he keeps taking things literally. When they tell him to protect life at all cost and to stop any potential dangers, he decides to eradicate all life on Earth.
When Darwin has lunch with Idaho, he decides to stop eating potatoes in solidarity with his brotato, but he finds his obsession with his favorite food harder to kick than he ever imagined, so Gumball decides to help his friend curb his carb cravings.
Darwin quits eating potatoes after fearing he may have offended Idaho by eating them in front of him. Note: This is the first full episode with Nicolas Cantu and Donielle Hansley as Gumball and Darwin after represent their new voices at the end of this episode "The Copycats", replacing Jacob Hopkins and Terrell Ransom, Jr. due to the latters' voices changing from puberty.
Gumball and Darwin are confused when they meet Chi Chi and Ribbit, a pair of siblings that copy everything they do and say. Then they find out this copycat family is making money online from imitating the Watterson family.
When the family visits Richard's estranged dad, Frankie, who lives in a trailer in the town dump, they assume that he has done time in prison based on his extended absence from Richard's life and try to make him feel more at home by turning their home into a jailhouse. Guest star: Rich Fulcher as Frankie Watterson Note: While Darwin is one of the main characters, he has a non-speaking role for this episode.
Sick of Granny Jojo's ugly gifts, Nicole encourages the kids to take matters into their own hands and unintentionally break her latest hideous vase, but it backfires when it is completely indestructible. Upon learning that Granny Jojo gave the wrong vase to her, Nicole must prevent the kids from destroying it at a junkyard.
Gumball thinks Darwin is lovesick for Teri, and enlist Carrie the ghost (who has had a crush on Darwin since "The Scam") to help Darwin fall for Teri.
The Wattersons receive an unmarked package in the mail. To distract themselves from the urge to open it they all take turns to imagine what it might contain.
When Gumball is given a cursed video game console, Elmore turns into a fantasy RPG video game. Gumball, Darwin, and Anais must save the town by going back to reality before it's too late.
Gumball teaches Darwin everything he knows about the world of skateboarding -- which, in this case, is a bunch of lies and exaggeration. Note: This episode was first released online on December 1, 2016.
Gumball and Darwin realize Grandpa Louie has no friends, so they create one called Muriel (using the picture of a woman) for him, but when Granny Jojo finds out Louie has been spending time online with another "woman", Muriel not existing will not stop her from being destroyed.
Gumball, Darwin and Anais discover that Mr. Wilson has been picking on Richard for most of his life; ever since he humiliated Richard with a high school prank. The kids try to work their dad through it, but when their efforts fail they realize that getting back at Mr. Wilson is the only way to break the cycle.
When Richard gives Larry the hairdresser a bad review for saying he's bald, he gets offered a free haircut. This inspires Gumball and Darwin to go on a reviewing spree and target wherever Larry works (which is practically all over Elmore), forcing him to give them things with the threat of a bad review -- and everyone else to become paranoid of saying or doing anything in fear of getting zero stars.Note: This episode is also a parody of the episode "Nosedive" from the British anthology series Bl
Miss Simian discovers a failed test from Gumball's past that brings down his grade point average and forces Gumball to go back to kindergarten. However, with Gumball demoted, Miss Simian has put herself in danger of being fired for not having enough students, so she must make Gumball pass his latest exam by any means necessary.
Gumball and Darwin help Richard lose weight, but his new, buff persona becomes a pain for everyone around him.
When Gumball learns that his nemesis, Rob (formerly known as Dr. Wrecker), has found a new nemesis, Banana Joe, Gumball must break Rob and Banana Joe's enemy-ship by making him come back to be his nemesis again, much to the frustration of Penny, who has grown sick of Gumball telling her stories about his encounters with Rob.
Gumball refuses to accept he is the only kid at school with no special powers and convinces Mrs. Jötunheim, Hector's mom, to take him on as her apprentice -- and ends up unleashing a giant, literal Internet troll on Elmore.
The prize jewel on the secret Joyful Burger menu is a mysterious burger, but to order it, a customer needs to know its name. When Larry refuses to tell the Wattersons what it is called, Richard, Gumball and Darwin go to super-sized lengths to find out.
Gumball tries to become Ocho's friend after he believes that his uncle is the same Mario from the Super Mario Bros video game series.Song: Goodbye
Gumball and Darwin try to help Sussie be less of a weirdo after seeing her get bullied...until they learn what it is like to be her by putting on her plastic, googly eyes..Songs: Hey There Sussie, I Am Free
A mishap with a motorcycle helmet leads Richard with $2 million from the Elmore Bank. With the police (incompetently) trying to find the robber, the Wattersons squabble over whether the money should be returned (and have all of them face a life sentence for accidental bank robbery) or if they should spend it (as they sorely need the money).