Continuity mistake: In episode 6, right before Brian's death when Stewie decides to go back inside the house to get his knee pads, he stops right before he enters the house. In this episode, when the same sequence is displayed along with Stewie (from the future) returning to that time, his former self never stops before entering the building. (00:18:40)
Screams of Silence: The Story of Brenda Q - S10-E3
Continuity mistake: Throughout the entire intervention scene you can see Brenda's hands. After her boyfriend starts talking he says they are getting married. Brenda holds up her hand to show her ring and suddenly there's a splint on her finger.
Continuity mistake: The kitchen sink is completely missing. It has always been in front of the window through the entire series. (00:01:40)
Continuity mistake: When Lois is outside, the mail lady gives her Peter's check. The front door has no window on the outside, yet inside there is one. (00:14:25)
The Thin White Line (1) - S3-E1
Continuity mistake: Brian says Lois' toast is ready and it pops up, but in the next shot when the family is applauding him, the toast is missing and the toaster lever is pushed down. (00:07:20)
Something, Something, Something, Dark Side - S8-E20
Continuity mistake: Dak sits in the back of the snowspeeder and says "Right now, I feel like I could take on the whole empire myself" so Luke gets out. Dak is in back when he flies out but when he is in space he is now sitting in the front.
Farmer Guy - S11-E20
Continuity mistake: When Brian enters the farm house, Meg is on the floor unconscious on her back with her face up, but the next shot when the rest of the Griffins enter, Meg's head is turned to her left.
Continuity mistake: When Stewie jumps off the side of the hot air balloon, he has no rope attached to his ankle. Next shot they show him hanging from the hot air balloon from a rope tied to his ankle.
Continuity mistake: When Mort goes into Stewie's room, there is a sign on the door that tells Brian to stay out of his room. A few minutes later when Brian and Stewie enter the room, there is no sign on the door.
The Thin White Line (1) - S3-E1
Continuity mistake: Brian is at a nursing home playing checkers with a lady. When he gets up, the checker board vanishes. (00:19:20)
Brian's Got a Brand New Bag - S8-E4
Continuity mistake: When Stewie goes down the stairs in his bed, when he hits the front door, the door opens outwards outside. It always opens towards the inside. Plus in this episode, the door is brown when he rolls outside. Next scene and the other times in the show it's a red door.
Friends Without Benefits - S11-E7
Continuity mistake: When Meg is at the movie theater with her date, she starts sweating and changes her shirt to a clean one she gets out of her purse. When they get back home, Meg no longer has her purse.
Continuity mistake: Stewie puts the gun and pictures in a bag and throws them in the trash can to get rid of the evidence. When Joe takes the lid off, he just reaches in like Stewie had put them in there separately and not in a bag.
Continuity mistake: When the black knight appears and says to Peter "What are you doing with my girl!?", there is a pitcher and a basket with a chicken leg on the table. But on the next shot where the camera is facing to Peter, both the pitcher and the basket disappear. (00:17:20)
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.
There's Something About Paulie - S2-E16
Continuity mistake: When Paulie is eating dinner with Peter, his pile of mashed potatoes keeps changing from white to green.
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.
Ready, Willing, and Disabled - S3-E15
Continuity mistake: When the guys are at the bar, Joe's glass of beer has foam at the top. When he starts crying, it completely disappears seconds later.
Continuity mistake: When Brian is with Stewie asking for help, we see a set of blocks on the table, including a set of 3 stacked up. In the next shot, the 3 blocks vanish.
Mr. Griffin Goes to Washington - S3-E3
Continuity mistake: When Peter is talking to Mr. Weed at the baseball game, the shade of Peter's hair color changes from lighter to darker and vice versa multiple times. (00:03:35)
Chosen answer: It's a real song called "Elvira". Originally by Dallas Fraizer in '66, however, this version seems to be the Oak Ridge Boys cover version. However, the mega lesbians skip the verse and just sing the chorus after the opening line.
Bishop73