The season focuses on the misadventures of Gumball Watterson, a blue 12-year-old cat, along with his adopted brother, Darwin, a 10-year-old goldfish. Together, they cause mischief among their family, as well as with the wide array of students at Elmore Junior High, where they attend middle school. In a behind-the-scenes video documenting the production of the second season, creator Ben Bocquelet expanded on the development of some of the characters, and how they are based on interactions from his childhood.

Into the world of the Emperor Penguins, who find their soul mates through song, a penguin is born who cannot sing. But he can tap dance something fierce!

Commercial airline pilot Whip Whitaker has a problem with drugs and alcohol, though so far he's managed to complete his flights safely. His luck runs out when a disastrous mechanical malfunction sends his plane hurtling toward the ground. Whip pulls off a miraculous crash-landing that results in only six lives lost. Shaken to the core, Whip vows to get sober -- but when the crash investigation exposes his addiction, he finds himself in an even worse situation.