Continuity mistake: When Peter Criss jumps out from behind the drum-kit, the 'KISS' logo is at the top of the base drum. Then when he is singing the "Chattanooga Choo Choo" the 'KISS' logo is further down the drum. (00:13:00)
From Method to Madness - S3-E18
Continuity mistake: When we first see Brian at the auditions, he is sitting between Stewie and an empty chair, but when he is called up, he is right next to the aisle. (00:05:00)
Brian Wallows and Peter's Swallows - S3-E17
Continuity mistake: When Brian is driving Peter and his friends back from the planetarium, the steering wheel just appears in front of him in the middle of a shot. (00:04:45)
Continuity mistake: When Lois is saying "I feel so foolish, it seemed like such a good cause", Meg and Stewie disappear from the chair she was sitting on. (00:13:25)
Continuity mistake: During the 'So Long, Farewell' parody, Stewie is seen putting his head on the landing on the stairs, when it cuts back to him, his head is resting on the second stair from the top. (00:04:30)
Continuity mistake: After Peter and Chris have the race to the 'Marker where that girl...', Peter is on the left of the cone, but when the hand comes out, he's on the right. (00:01:40)
Fifteen Minutes of Shame - S2-E12
Continuity mistake: The bush that the artist is painting in the pre-credits scene changes between shots. (00:00:10)
Continuity mistake: When the children are singing, "So Long, Farewell", as they are going upstairs they pass a picture of Lois' parents hanging along the middle of the stairwell. When they get to the top of the staircase, we see the exact same picture, but now at the head of the stairs. (00:04:20)
Ready, Willing, and Disabled - S3-E15
Continuity mistake: When Peter is stealing steroids from behind Mort Goldman's desk, he gets down on his knees to hide. In the next shot, he is standing (albeit bent at the hips).
Other mistake: When Lois knocks out the karate master, if you look in the stands, behind Peter, there is a person without a nose.
Revealing mistake: During the Ozzy Osbourne scene, there is a person in the audience with no mouth. (00:16:10)
Continuity mistake: After Mayor West enjoys eating the taffy, when it cuts to the Griffin family standing on their lawn, the post-mounted mailbox is placed on the right side of the front door's walkway, but then it switches to the left side of the walkway.
Continuity mistake: After the LASIK surgery Lois has bandages covering her eyes, and the pairs of crisscrossed tape switch their over-under positions within the same shot.
Continuity mistake: When Meg, as X-Men's Quicksilver, starts to spite her whole family at the speed of light at the beginning of the episode - just after Chris sneezed in front of everybody - she initially throws his hat away from him, but in the next shot when she gets back on her seat, Chris' hat returns resting to his head.
Continuity mistake: When Joe eats ice-cream on a mini batting helmet during the football match, some ice-cream is visible fallen on the ground just before the drink seller comes. In the next shot it disappears. (00:02:40 - 00:03:01)
Continuity mistake: When the fat guys arrive at Peter's group, pay attention to the Asian guy in the first seat third row. After they open snacks he has switched seats with the other guy in the first seat second row. The guy he swapped seats with hair also changes color. (00:12:40)
Death Lives - S3-E6
Continuity mistake: Peter gets in to Cleveland's van and to do so, crosses a pavement. When Cleveland drives off there is no pavement. (00:16:40)
Brian Does Hollywood (2) - S3-E2
Continuity mistake: The director opens the door for Brian. On the inside the door has a window, but on the outside the window is missing. (00:12:30)
Continuity mistake: At the Adult Education centre we see an establishing shot showing the building and that it is night time. When we see the classroom there is beautiful sunshine beaming in through the window. (00:04:20)
