Continuity mistake: When Peter says about suing Dr. Hartman, Lois is holding Stewie who is asleep and facing Peter. When the shot changes, Stewie is now looking towards Brian. (00:08:20)
Continuity mistake: When Peter is playing with Stewie's nose, Stewie's arms are by his side, but when the shot changes, he's got his arms in front of him. (00:08:10)
Continuity mistake: At the end of the episode Chris is taking his suitcase upstairs. He walks in front the couch where everyone is sitting and heads towards the stairs. Next shot shows him walking behind the couch as if he entered the front door and walked behind the couch and over to the stairs.
Continuity mistake: After Peter says goodbye to his family before his flight to Ireland, when it cuts to Stewie spying on Lois while she's doing the dishes, there's a calendar hanging on the wall beside the refrigerator and a paper hanging on the fridge, but when Stewie draws on the wall both the calendar and paper have vanished.
Whistle While Your Wife Works - S5-E5
Continuity mistake: When Lois is helping Peter get his work done while he has the hand injury, Peter gives Lois the flip book to proofread. During this scene the phone power cord appears then disappears, and the door knob as well as the kick plate vanish then reappear properly.
Continuity mistake: Peter goes to see his mom. She's drinking coffee and puts the cup down on the table to answer the door. In the next shot the cup disappears.
Continuity mistake: When Lois opens the door to Peters mum, Peter appears at the door and Lois simply vanishes. (00:05:00)
Continuity mistake: When Lois is talking to Brian about having homicidal thoughts, the rug colours swap order. (00:14:20)
Continuity mistake: At the start, Chris' hat is all yellow instead of yellow and black. (00:00:30)
Continuity mistake: Lois and Brian go outside and celebrate Peter's dad's death, then they come back in and sit down. Behind Lois you see the trash cans when Peter says, "But instead he called me a fat stinking drunk, those were his last words," then it cuts to a closer shot of Peter and Lois, and the trash cans have vanished. (00:12:33 - 00:12:54)
Continuity mistake: When Meg's boss tells her to fire Peter, he has plungers on his nipples. He walks over to Meg and takes them off. A second later his shirt is tucked in without Peter being able to tuck it in. He's holding plungers in both hands.
The Tan Aquatic with Steve Zissou - S5-E11
Continuity mistake: Stewie uses a chair to climb into his tanning bed. He tells Brian to come get him in 15 minutes. When he comes back 6 hours later, the chair is back over by the table.
Continuity mistake: The gun in Peter's first cutaway vanishes when the stage goes dark.
Continuity mistake: As the helicopter is shown sliding down the hill, it is shown from several angles to have just a single rotor blade. However, one shot shows two rotors, one of which disappears halfway through the shot. (00:16:10)
Boys Do Cry - S5-E15
Continuity mistake: At the Little Miss Texas pageant, just as Lois finishes saying "It's what you do when you're in Texas", she and Stewie walk past a judge and a little girl. In a close-up of Stewie, the judge and little girl have suddenly become a plant. (00:15:25)
Continuity mistake: Peter says "Oh crap" as soon as he realises Ernie the Giant Chicken is looking at him in the window. When the camera pans over to Ernie, he is standing an inch away from the glass. It then cuts to a wide angle where Ernie jumps through the window, and he has instantly moved back a few inches. (00:07:00)
Continuity mistake: In the restaurant scene during the chicken fight, after Peter says "oh yeah? What are ya gonna do about it?" the chicken already has a black eye just before they begin fighting.
Boys Do Cry - S5-E15
Continuity mistake: When Jake plays the piano the music on the sheet changes. Notice the big gap on the sheet which gets smaller. I know the sheet is changed, but the gap still changes.
Continuity mistake: When Peter shocks Chris he is right next to him. In the next shot Peter is further away from Chris. (00:04:50)
Continuity mistake: When Brian is talking about Superstore USA, he goes from sitting on the carpet to sitting on the rug without moving. (00:09:50)
