Continuity mistake: When Lois sits down at the keyboards a microphone and stand appear in front of her from nowhere. (00:12:00)
Continuity mistake: As Meg walks on stage at the prison, the items on the floor change drastically between shots. (00:12:15)
Continuity mistake: On the tour bus, in one shot we see Meg wearing her outfit that she wore when she had her make-over. Then about 10 seconds later you see her in a different outfit altogether.
Continuity mistake: Meg is wearing a pink top and blue bottoms in most of this episode, even when sitting at a table watching TV. Then, a few seconds later, when she demands her mum go get her a bag of Skittles, Meg is now in a solid pink dress.
Continuity mistake: When Peter's band is on stage he gets everyone's attention with a mic. Two shots later once they realise they can't play, the mic has mysteriously vanished.
The Cleveland-Loretta Quagmire - S4-E5
Other mistake: When Peter is painting the Sistine chapel, he has green paint on his brush, even though the picture is entirely black and white. (00:03:50)
The Cleveland-Loretta Quagmire - S4-E5
Continuity mistake: While the Griffin family are at the Heimlich maneuver class, there is a scene where Stewie is talking to a doll and putting his clothes on. You can see that he has no shoes on but when he sticks his feet through the pant leg holes, shoes suddenly come out of the pants and he has his shoes on. (00:04:10)
The Cleveland-Loretta Quagmire - S4-E5
Continuity mistake: When Peter is discussing them taking away his CPR card, they are in front of an orange house, but when when they hear Loretta they are now to the side of it. (00:05:40)
The Cleveland-Loretta Quagmire - S4-E5
Continuity mistake: During the cut away to Superman and the good trying to attack him, Superman is on a ledge around 5ft in height however this instantly becomes a mere step. (00:08:30)
The Cleveland-Loretta Quagmire - S4-E5
Continuity mistake: When talking to Cleveland in the Clam, Peter's glass keeps swapping sides of the table. (00:08:30)
The Cleveland-Loretta Quagmire - S4-E5
Continuity mistake: When Lois says about Cleveland staying with them for a few days, there is nothing on Peter's fork. But as the shot changes there appears to be a sausage on it. (00:10:40)
The Cleveland-Loretta Quagmire - S4-E5
Continuity mistake: After Quagmire jumps through the window, the glass shards on the ground disappear. (00:18:30)
The Cleveland-Loretta Quagmire - S4-E5
Plot hole: Brian and Peter see Loretta and Quagmire having sex yet, they aren't sure who she's having an affair with. There's no way they couldn't have noticed it was Quagmire - the couch was facing the front door! And obviously Quagmire was on top of Loretta considering the fact that he leans up, says something, then she tells him to get back down here and finish.
The Cleveland-Loretta Quagmire - S4-E5
Continuity mistake: When everyone starts playing charades, Joe is acting out a character. He has black shoes on. The boat throws him overboard and when back on the boat his shoes are white.
Other mistake: During the Vagina Monologues show, the pair of legs casts a shadow but the microphone stand doesn't. (00:00:45)
Continuity mistake: As Brian is saying "OK, you know what, fine, you are a genius", the glass of water disappears. (00:05:55)
