Continuity mistake: In the scene where Janice is trying on her wedding gown with Carmela, her tattoo is gone. However, in all the other shots, her tattoo is above her cleavage line, between her boobs. It's nowhere to be seen in the wedding dress shots.
Plot hole: In the scene where the FBI plays the tape to Tony and reveals the conspiracy between his mother and Junior, it is stated that the bugs were placed at Green Grove. However, the second conversation played in the sequence actually took place outside a movie theater the episode prior, which would not have been recorded as part of the Green Grove surveillance. The conversation involves Livia telling Junior that Tony reminded her of her cousin Kiki after she had her lobotomy.
Continuity mistake: After Pussy is killed, Paulie Walnuts reaches down to take his jewelry, he jerks the chain off, but it's a woman's hand who spreads the chain out, you can see the dark nail polish she's wearing. The scene then flashes back to Paulie. (01:01:00)