Continuity mistake: When Kurt is driving Ed to work, trying to persuade him to work for Mondo Burger, Ed starts the conversation with a dent in the front of his hat. Later on in the same conversation, the dent disappears and later reappears in a different spot on the hat. (00:43:05)
Continuity mistake: When Ed is skating through the park and the baby gets mixed up with the players, they throw the baby through the hoop. If you watch, the man who threw the baby through the hoop doesn't have sleeves, but when it shows the baby being caught, the catcher has sleeves. Then it goes back to the person who supposedly caught him, but he has no sleeves again.
Continuity mistake: At the start, the teacher is in the room, then in the next shot, when Dexter walks out of the room, the teacher comes in.
Continuity mistake: When Ed drives into Dexter's teacher's mailbox, he throws all his letters into the air. In next shot, he still has one in hand.
Continuity mistake: When Dexter tells Ed at the end to count to ten, between shots, a yellow light is on his face, and then it isn't.
Continuity mistake: When Ed tries to fix the Good Shake machine, it's pink, but the rest of the film, it's red.
Continuity mistake: In the scene near the end of the movie, where Ed and Dexter are about to sneak into Mondo Burger to steal the chemical, when they hide behind the moving Frito-Lay truck they are still in the uniforms from Demented Hills, but in the next shot when they sneak around the corner, they are back in their Good Burger uniforms. And you never see the Demented Hills clothes again.
Suggested correction: They have their good burger uniforms on the whole time, they never changed outfits.
Continuity mistake: When Dexter is trying out for Mondo Burger and Kurt says to take out the trash, the guy behind Dexter moves closer to him between shots.
Continuity mistake: When Dexter's friend runs out of the car after hitting the teacher's car, he is close to the car. In the next shot, he isn't close. In the third shot, he is again close to the car.
Continuity mistake: When the guy says that he can't wait for Mondo Burger to open, the guy is nodding his head, but in the next shot he isn't.
Continuity mistake: When Ed is throwing cups of ice cream they stick to the window but in the next shot they aren't there.
Continuity mistake: When Dexter and Monique walk away once they've kissed each other, you don't see Ed and his date, but in the next shot of them, they're right by the Good Burger door, which they weren't before.
Continuity mistake: When Mr. Bailey tells Ed to get in the kitchen and start making sauce, he points to the general direction of the kitchen. In the next shot he is pointing a different direction.
Continuity mistake: In the scene when Dexter and Ed are thrown into the cushioned room in the insane asylum, Ed's hands are not handcuffed. The camera then shows Dexter and Ed says to look what he can do. As he is jumping off the wall you can see that his hands are handcuffed. The next time it shows Ed jumping, his hands are not handcuffed anymore.
Continuity mistake: As Mr. Bailey brings back a Mondo Burger, Spatch picks it up with a spatula. The close up scene shows the spatula bending. Not only should the burger have fallen off, as Spatch throws the spatula back down, the spatula is straight again as he grunts off.
Continuity mistake: When Dexter is having lunch, there are trays behind him. When Mr. Wheat is with him, the left trays are tall. When Ed comes, the left side is short.
Continuity mistake: When Dexter and Ed get back to Good Burger after being chased, he runs in and tackles the old lady. When he hits her, he is parallel to the lady's body with his arms wrapped around her. But when he lands, he is laying perpendicular across her with his arms outstretched.
Continuity mistake: When Dexter is eating at Good Burger before he works there, he is having milkshakes. In one shot, the shakes are in one formation, and, in another, they are in different places.
Continuity mistake: When Ed is making his sauce, there's one shot of the sauce with nothing on top of it, but in the next shot, although nothing has been added, there's something on the top.
Continuity mistake: When Kurt calls the kitchen he says that he wants the burgers bigger. When he gets off the phone he says that the burgers are three times the size of Good Burgers. He never told the kitchen how big to make them.