The Knights: Gumball and Tobias compete for Penny's affection by putting on the lamest duel in history. / The Colossus: Gumball and Darwin learn that it isn't wise to upset Hector, Elmore's resident Giant.
The Phone: When Gumball and Darwin get their first cell phone, they foolishly give out their number to super-intense Ocho. / The Job: Dad gets his first job as a pizza delivery guy, which rocks the very fabric of the universe.
Halloween: Carrie takes Gumball, Darwin and Anais to a real haunted house party on Halloween! / The Treasure: Anais uncovers a secret that she's convinced will lead her to the Watterson's hidden family treasure.
The Words: Darwin is too polite to speak his mind, so Gumball teaches him to be direct via an epic battle of insults. / The Apology: For once in his life Gumball is the one who's owed an apology...from Ms Simian!
The Skull: Gumball and Darwin make friends with classmate Clayton, a compulsive liar who can shape-change! / The Bet: When Bobert becomes Gumball's servant for a day, Gumball realizes robots obey everyone's command.
The Watch: Gumball and Darwin learn that getting a family heirloom back off an old man is harder than you might think. / The Bumpkin: Envious of his rustic lifestyle, Gumball invites Idaho over to teach the Wattersons how to live like a potato.
Christmas: Santa Claus is coming to town. Unfortunately he gets run over by the Wattersons, so it's up to them to save Christmas. / The Flakers: When Gumball is left by Darwin to get a pounding from Tina, he decides to teach Darwin a lesson.
The Pony: Gumball and Darwin race home to spend quality time with Anais, but every likely obstacle gets in the way. / The Hero: Gumball and Darwin are determined to prove to their dad that he is their hero.
The Dream: When Gumball blames Darwin for kissing Penny in his dream, it threatens to tear apart their friendship. / The Sidekick: Darwin begins to suspect that he is trapped playing second-fiddle to Gumball.
The World: The amazing world of Elmore is full of inanimate objects that aren't nearly as inanimate as you might hope! / The Finale: The Wattersons are surprised to discover that their past actions have consequences.