The life of Gumball Watterson, a 12-year old cat who attends middle school in Elmore. Accompanied by his pet, adoptive brother, and best friend Darwin Watterson, he frequently finds himself involved in various shenanigans around the city, during which he interacts with various family members: Anais, Richard, and Nicole Watterson, and other various citizens.
Episode 1
An overdue DVD causes chaos (and a hefty fee) for Gumball and Darwin.
Episode 2
Gumball and Darwin get to babysit Anais whilst their parents go to a PTA meeting but being "responsible" has a different meaning when you don't know what it means.
Episode 3
Gumball and Darwin grow bored of one another and seek out a third friend to make their lives more exciting.
Episode 4
Believing that his life had been saved, Gumball vows to repay his debt by saving Mr. Robinson's life.
Episode 5
Gumball and Darwin, thinking that the world will end in 24 hours, decide to make the most out of their remaining time.
Episode 6
When his clothes are shrunk in the washing machine by his father, Gumball is forced to wear his mother's wedding dress to school.
Episode 7
Gumball and Darwin help Anais get her beloved doll back after it is lost on the way to school.
Episode 8
Gumball and Darwin become unwitting accomplices in a stick-up at a gas station.
Episode 9
When Masami claims that Darwin is her boyfriend, Gumball vows to help his friend before he gets kissed.
Episode 10
After seeing a picture that Anais drew, Principal Brown assumes that Anais finds her family dysfunctional, so he begins to meddle in their family life.
Episode 11
Gumball and Darwin challenge their father to a laziness competition, with the loser having to do the winner's chores.
Episode 12
When a ghost named Carrie possesses Gumball's body in order to feel earthly experiences and to eat, he must learn to say "no" to her.
Episode 13
Gumball decides to investigate when his class finds Principal Brown wrapped up in toilet paper, shaved and, covered in green paint, or else face detention.
Episode 14
Gumball and Darwin's pranks on their father get out of hand.
Episode 15
Gumball and Darwin are ridiculed for their martial-arts outfits by their schoolmates, and their mom tries to convince them to take them off.
Episode 16
A kiss from Grandma JoJo traumatizes Gumball, and Darwin attempts to help him forget.
Episode 17
Gumball and his friends are invited to a high-school party hosted by Tobias's sister Rachel, but they must find dates in order to attend.
Episode 18
Gumball and Darwin go to great lengths to get their money back from an incompatible video game, but the rental store's policy prevents them from getting it.
Episode 19
Gumball decides to help Bobert act like a real boy. However, it soon becomes a battle for his very identity when the robot plots to take over his life.
Episode 20
A school picnic in the Forest of Doom poses a hazard for Gumball and Darwin.
Episode 21
Gumball competes in a race in order to win Dad back.
Episode 22
Gumball tries desperately to find out Darwin's secret.
Episode 23
Mr. Small teaches Gumball and Darwin various ways of becoming more honest.
Episode 24
Darwin goes to an institute for geniuses.
Episode 25
Richard believes there's a ghost in the attic but is actually Mr. Robinson who Gumball moved up there after entering a catatonic state due to being kicked out by his wife. Gumball and Darwin work on trying to restore Mr. Robinson whilst Richard, unaware of this, sets traps for the ghost.
Episode 26
Gumball and Darwin want to become adults, Richard wants to lose weight. After accidentally having their cereal switched with supplements Richard ordered, Gumball, Darwin and Anais find themselves having very unusual growth spurts.
Episode 27
Gumball learns how to date, so he can go out on a date with Penny. Later on it turns out that he is going to a funeral, not a date.
Episode 28
When Gumball turns down an offer to join the Rejects Club, they seek to enact revenge against him.
Episode 29
The guys share the power of magic with Dad.
Episode 30
Ms. Simian cozies up to Gumball in order to win an award.
Episode 31
Gumball and Darwin are eager enough to do numerous chores at Mr. Robinson's house, until they accidentally destroy his car.
Episode 32
Gumball's good day turns bad to worse throughout his school day, much to the point where he believes he is "cursed".
Episode 33
Gumball creates a creature, made of every gross thing he could find, with a cannibalistic appetite.
Episode 34
Seeing Gumball in need of attention, Nicole hangs out with him at school, which becomes increasingly embarrassing for her son.
Episode 35
Gumball wears a lucky helmet, but it tears his family apart.
Episode 36
After Gumball's bullying problem, Tina Rex demands to have a fight with him.
