Plot hole: When the guys break into the safe house and free the witness against Bobby, they are wearing masks to hide their identities. Yet after freeing the witness, Jax and Tig decide to get involved in a fist fight inside the house which would leave their DNA all over the place. Since both are undoubtedly on the police database, it would take no time at all for the police to find at least two of the culprits who assaulted two officers, an ATF agent and intimidated their star witness.
Visible crew/equipment: When Clay is hugging Lowell after telling him about what happened with his father, crew members are visible in Clay's sunglasses.
Audio problem: When Gemma is talking to Clay in jail there's a shot "en profil" in which we only see the silhouette of her face. When Clay sits down you can see she's saying something, while the only sound we hear is Clay exhaling.
Continuity mistake: When Tara tells Juice to remove his finger so she can clamp the wound, a spray of blood shoots out. Tara's shirt gets no blood on it. Next shot, there's blood on her shoulder.
Continuity mistake: Floyd's barbershop always has a metal bar over the door, yet when Jax pushes Kohn through it, the metal bar is suddenly gone.
Continuity mistake: When Opie is talking to Jax about Donna. He pushes his hair out of his face and 2 strands fall down, Next shot his hair is all slicked back without him touching it.
Continuity mistake: At the dinner, the second to last shot shows Chibs with his sunglasses on, and the next shot has him with his sunglasses on his forehead.
Chosen answer: The First 9 wore these, as can be seen on old pictures. They later switched to leather, but Piney just never did.
Friso94