Continuity mistake: When Death is incapacitated and Peter is wearing the Death cloak, the stool that Death's legs are resting upon changes from having purple to brown legs. (00:16:45)
Continuity mistake: When Peter enters the cockpit and accidentally kills the pilots the cockpit looks small enough so that it could only fit Peter and the pilots in their seats. However, when he turns around to leave the cockpit looks big enough to fit an entire group of people.
Continuity mistake: When Karen Black is first shown, her blue uniform is sleeveless, showing her white shirtsleeves. After a cut to the "Dawson's Creek" kids, Peter says "It was a movie in the seventies," and Black's outfit has sleeves. Later, when she is helping people off the plane, her uniform once again is sleeveless.
Continuity mistake: When Peter is on the phone talking to Death the color of the napkin on the table changes from red to a brownish color.
Continuity mistake: When Death is talking about how he wanted to be a wood nymph, he has no pillows, but in the next shot, he has a blue pillow.
Continuity mistake: When Stewie shoots the darts at Lois through the straw they get stuck to the cupboard door but in the next shot they are gone.
Continuity mistake: During the yard sale, Lois goes outside the house but she doesn't close the door. She talks to Peter and the shot later, the door is closed.
Continuity mistake: Death has the TV remote asking how old the TV is. As Lois talks, he puts it down, then it suddenly disappears altogether.
Continuity mistake: As Quagmire and Cleveland are talking to Peter, the hat Cleveland is wearing disappears and reappears between cuts.
Continuity mistake: When Lois is handing out everyone's lines for the play, Meg doesn't have glasses on. Split second later they appear. (00:09:47)
Continuity mistake: When Diane Simmons is announcing that she will play Anna, the five little pictures behind her change between shots. (00:11:15)
Continuity mistake: During the end of Peter's "revised" version of "The King and I" right after the scene where Brian and Peter kung-fu fight, the scene transitions to the next scene where a bunch of girls with bikinis on are surrounding Peter. During the transition, a girl appears out of nowhere. She is blonde and is leaning on Peter. (00:19:10)
Continuity mistake: When Peter shows Lois the newspaper about the play the headline "Long live this King" is in black text. In the next shot when he puts the paper on the bed, the headline has changed to red text. (00:21:10)
Continuity mistake: Lois is wearing a green dress when peter is looking at her from the stage, but she's wearing a blue dress throughout the scene.
Continuity mistake: After the "Lint" scene, Meg's glasses disappear.
I Am Peter, Hear Me Roar - S2-E8
Continuity mistake: During Lois' fight with Gloria Ironbox, Peter is wearing his usual white shirt and not his suit for one shot, then goes back to wearing his suit. (00:20:40 - 00:21:10)
I Am Peter, Hear Me Roar - S2-E8
Continuity mistake: Peter complains about having to spend a week at a women's retreat for sensitivity training, but when he returns, the caption reads "two weeks later."
If I'm Dyin' I'm Lyin' - S2-E9
Continuity mistake: When Peter, Anne Frank, and a group of people (presumably Anne Frank's family) are hiding from the Nazis, Anne Frank and her family look over to discover Peter munching crisps. In the next shot, Anne Frank's family look somewhat different, in fact they are a different group of people entirely. (00:06:40)
If I'm Dyin' I'm Lyin' - S2-E9
Continuity mistake: When Peter says "There's gotta be an explanation for all this" the background is mirrored. (00:20:10)
If I'm Dyin' I'm Lyin' - S2-E9
Continuity mistake: Before Lois runs upstairs to Get Stewie out of the bloody tub, the pictures on the wall (behind Peter's head) of Chris and Stewie switch places between shots.