Revealing: When Lenny is telling his story, his 5 o'clock moustache keeps changing from brown to grey. Submitted by Jack Kaltenbach

Continuity: The bible that Reverend Lovejoy returns at the library is bigger in the first shot. Submitted by Dr Wilson

Continuity: In this episode and maybe in other one, the door to the basement is at the entrance of the house, but that's a closet in other episode. Submitted by Dr Wilson

Revealing: When Marge says, "Slow and steady wins the race", her face and body are two different colors. Submitted by Jack Kaltenbach

Continuity: When Bart says "Everybody, come quick!", the fridge door goes from open to closed. Submitted by Jack Kaltenbach

Plot hole: In "Starship Poopers," Kang always wears a glass thing on his head, but whenever Homer beats him up, it's gone. Submitted by Jack Kaltenbach

Audio problem: At the end when Bart says 'Don't forget Ken Star' his mouth doesn't move.

Continuity: In the shot just before Alec gets hit by a tree branch, his watch is missing but in the next shot, his watch gets snagged on something. Submitted by Jack Kaltenbach

Audio problem: In the beginning, we are at the power plant. We find out that Burns has packed his own lunch, and one thing he packed is a bullion cube. His mouth doesn't move right when he says "Bullion cube".

Plot hole: Why didn't Lisa notice the scoreboard in Skinners office? Submitted by Piemanmoo

Continuity: When Lisa is daydreaming about her failed test, the president of Harvard talks to her. When he says, "Nasty business that zero", his right white sleeve turns the same color as the glass above the door.

Continuity: When Lisa is in Principal Skinner's office, there isn't a scoreboard control panel on the desk, yet when there is an overhead shot of his desk, one suddenly appears.

Factual error: Homer's pet lobster, "Pinchy" is red. However, lobsters aren't red until you cook them. When they are alive they are brownish/black.

Audio problem: At the theatre, when the cook talks to Mark Hamill off-stage he sounds exactly like Moe the bartender.

Audio problem: At the end, where Homer is carrying Mark Hamill out of the theater and Mark says, "Shoot, I forgot my Light saber", his mouth doesn't match what he says, and it keeps moving when he's quiet.

Continuity: The Springfield Isotopes win the championship at Springfield Stadium and it's daytime. But Homer and the guys watch the game live on TV at Moe's Tavern, and it is nighttime.

Continuity: When Homer tells Lisa who is going with him to the Super Bowl, he says Comic Book Guy is going. In the shot showing the people lining up, Comic Book Guy is not there. He then appears on the bus later on.

Factual error: At the end, when Homer and company are being carried out of the Super Bowl after the game, it is daylight. Usually, it is dark by the 4th quarter.

Continuity: When Homer is talking to the makers of Police Cops, the person on the far left's hair changes from brown to grey instantly between shots. Submitted by Jack Kaltenbach

Revealing: After Apu and Manjula go by in horse and cart everyone returns into Moe's. When they walk in they just disappear into a brown wall which is where the inside of Moe's should be seen.