When Arthur is eating and talking to Charmaine, his hands, the silverware, and his wine glass change repeatedly with different camera angles.
When the family is having dinner at Artie's, at 58:23 Tony reaches over to smack his AJ's hand with a table knife, but when he pulls away he's holding a fork.
When the entire family is eating dinner, Carmela's hairstyle changes in between shots.
Despite being shot in the ear in the previous episode, Tony has no evidence of a wound or scar.
Dr. Melfi dials 911, then hangs up the phone without telling emergency services that there was no emergency. The 911 operator should call back the number and dispatch police to the address listed.
(at around 50 mins) The obituary page Livia's reading is visible. Several names are whited out, and several stories clearly have been printed on paper and pasted on top.
At 25:23, after Dr. Melfi decides to unlock her door to let Tony into her office, the door drifts open before she manages to insert her key, indicating that the door was neither locked nor closed.
FBI agents have Tony listen to conversations between Junior and Livia at Green Grove Retirement Home. However, Livia's comments to Junior about her cousin Kiki's lobotomy occurred outside a movie theater, not at Green Grove.