In this scene from "The Kids," Nicole's mouth is colored wrong.
In this scene from "The Fan," Gumball's tail is missing.
In this scene from "The Fan," Sarah is missing the orange marks on her cheeks.
In this scene from "The Fan," Gumball's green food disappears but then reappears.
In this scene from "The Coach," Richard has his season 2 eyes.
In this scene from "The Joy," Richard has his season 2 eyes, and Gumball is missing his left arm.
In this scene from "The Joy," Rocky's pupils are normal.
In this scene from "The Recipe," Richard has his season 2 eyes.
In this scene from "The Name," Darwin is missing from the car.
In this scene from "The Name," Darwin's left sock is transparent.
In this scene from "The Gripes," Richard has his season 2 eyes.
In this scene from "The Gripes," Richard has his season 2 eyes, Hexagon Lady is also seen there, despite being seen in the crowd.
In this scene from "The Gripes," Tony, Judith, Hexagon Lady, Siciliana, and Jeff appear twice in the crowd & the banner the citizens are carrying says "Watersons" instead of "Wattersons."
In this scene from "The Gripes," Richard's eyelashes are missing.