Continuity mistake: Tony's hair length alternates between a short buzz cut and longer in different shots in the scene where Sil, Paulie and Chris visit him after his mother dies.
Continuity mistake: In the scene where Bacala is telling Uncle Jun about his father and the accident, Uncle Junior gets angry and starts throwing things around, he is wearing glasses. You can see that in between throwing one of the items, he is not wearing his glasses, then he is wearing them again.
Continuity mistake: When Meadow is looking mournfully at the Scrabble board, she sees that Jackie laid "the" using the letter e from "oblique" that she laid. However, when they were playing the game, the only word after oblique that Jackie laid before leaving was "ass".
To Save Us All From Satan's Power - S3-E10
Continuity mistake: When Tony sees Jackie Jr. getting a lap dance, the dancer has her top pushed up. After Jackie pushed her off and she moves past Tony, her top is down without having time to move it. (00:29:10)
Continuity mistake: Livia's hair style keeps changing all the time while having her last talk with Tony. In this scene the Livia character has been superimposed from pre-existing footage as the actress Nancy Marchand had passed away.
The Telltale Moozadell - S3-E9
Continuity mistake: During the scene where Rocco gets water thrown at his face, the position of his hands differs between the close-up and the wide angle.
Continuity mistake: Towards the end of the episode Carmella is reading a book on real estate. When a close up of the book is shown, she is at the beginning of chapter 1, yet when the camera angle changes she is about halfway through the book.
Revealing mistake: Jackie is shot in the head, and not only does his head not burst, but the snow mount in front is already covered all over in blood before he falls.
University - S3-E6
Continuity mistake: When AJ is having breakfast, the syrup bottle moves around by itself between shots.
Continuity mistake: Christopher is trying to start a fire with sticks and has a cigarette in his mouth. He starts to go back into the van with the cigarette in his mouth but in the next shot the cigarette is gone and he is rubbing his hands together.
University - S3-E6
Continuity mistake: Tracey is cuddling Ralphie at home and places her hand on his belly. The left and right angles of her movement do not match: When she brings her hand towards herself, the following angle shows it on the opposite side.
University - S3-E6
Continuity mistake: When Ralphie and Tracey are at home, he places a dish with a cookie on his belly. The dish keeps moving up and down depending on the angle.
Visible crew/equipment: When AJ tries on his new military school uniform, he's pressured to also put on the hat. Then, after AJ looks at himself in the mirror, just as he walks back toward his mother, the reflection of the boom mic becomes visible in that mirror directly over Carmela's reflection, at the right side of the screen.
Mr. Ruggerio's Neighborhood - S3-E1
Continuity mistake: At the start, when Tony picks up the newspaper from the driveway, the Star-Ledger's front page changes between the first shot and the next close-up.
Continuity mistake: While Christopher and Benny are hanging out at O. F. Pizza, Jackie Jr. shoves a customer; the man's sunglasses fall backwards off his head, but in the next shot, the man's sunglasses are still up on his head.
Visible crew/equipment: After Tony gets written up for speeding, it then cuts to Bryan Spatafore parking his pickup at the curb, and just as the pickup's door opens and closes, we can see the reflection of the boom mic on the vehicle's window.
He Is Risen - S3-E8
Continuity mistake: At Nuovo Vesuvio, Artie pours some Candolini for himself and Tony, then sets the bottle down with the back label (it has the barcode) facing out in the wide shot. In the next close-up, as Ralphie sits down at the table, now the front label of the Candolini is facing out, but when Tony gets up to leave, the bottle reverts to the back label facing out in the wide shot.
The Telltale Moozadell - S3-E9
Visible crew/equipment: After their school meeting about AJ, while Tony and Carmela walk outside talking about AJ's lack of punishment, as the camera moves backwards, the camera's dolly track is visible at the right side of the screen.
To Save Us All From Satan's Power - S3-E10
Visible crew/equipment: After the little boy cusses at Santa (Bobby), when both Silvio and Paulie tell the boy to go apologise to Santa, in the wide shot as the boy walks back, we can see a red T-mark taped to the floor in front of the boy's mother.
Visible crew/equipment: Paulie and Christopher convince Tony to head out and try to locate them, and to bring them food as well as shoes for Paulie. In the wide shot, just as Tony puts on his shoes and tells Gloria, "I gotta go," there's a red T-mark on the wood floor at the lower left side of the screen.
Answer: That's not Jimmy, just a look-a-like. Jimmy's short and stout, the guy in "Christopher" episode is tall and medium built. The hair is also different.