Plot hole: In the episode where Jessica went home to her family's house in season 2, Bill said "someone who lives here must invite me in." In this episode, Russell Edgington's wolf (Coota) invites Russell into Alcide's apartment. Also, in Season 6 Sarah Newlin recinds Jessica's invitation into Jason's house (which only Jason should be able to do).
Strange Love - S1-E1
Continuity mistake: When Lafayette is talking to Tara behind the bar, as he leans on the counter, the handle on the coffee cup in his hand is facing left. In the next shot, it is facing right. (00:46:45)
Revealing mistake: When Jason is having sex with Dawn, he is completely naked, but as he looks at himself in the mirror while they continue to have sex, you can see that actor Ryan Kwanten is wearing blue underpants. (00:16:50)
Revealing mistake: When Sookie finds Dawn dead, in the close-up of Dawn's body, you can see the actress' pulse at the base of her neck. (00:50:55)
Cold Ground - S1-E6
Continuity mistake: When Sookie finds Bill's grave, she brushes the leaves off. As she sits up, the amount and placement of the leaves and dirt on the plaque changes between shots, without her touching it. (00:36:30)
Cold Ground - S1-E6
Continuity mistake: When Sookie is eating Adele's pie, the amount of pie on the fork keeps changing between shots. (00:41:25)
Continuity mistake: After Sookie discovers that the rednecks are plotting to kill the vampires, as she attempts to get Sam to intervene, Sam places two mugs of beer on the counter. The mugs keep alternating between being full and half full between shots. (00:39:00)
Continuity mistake: When Jason and Amy are snorting V mixed with aspirin, the amount and position of the powdery V on the tray keeps changing between shots, without any of them touching it. (00:42:20)
Continuity mistake: During the trial, when a vampire suffers the punishment of having his fangs wrenched out with pliers, the amount and position of the blood on his face changes repeatedly between shots. (00:23:35)
Continuity mistake: When Jason is in his bunk house at the Light of Day institute at the beginning of the episode, as he takes off his tie one of the buttons of his shirt is undone. A couple of shots later, his shirt magically buttons itself back up. (00:01:45)
Revealing mistake: When Lafayette unlocks the door to let Tara into his house, you can see that he barely touches the lock, and is merely pretending to turn an already unlocked deadbolt. (00:17:55)
Character mistake: When Bill mentions to Sophie-Anne that drinking the maenad's blood poisoned him, she says that vampires can only feed off human blood. However, across the show, we've seen vampires drink from fairies, werewolves and even the blood of other vampires, like Lilith's blood. (00:05:50)
Continuity mistake: When Jason is impersonating the God Who Comes, the position of the blue rope tying Sam to the roof of the car, keeps changing position between shots. For example, when Mike Spencer says, "You're the God Who Comes?", the rope is under Sam's chest; in other shots, it's behind his neck. (00:33:30)
Character mistake: Eric accuses Bill of feeding Sookie his blood the night they met, but it wasn't until the night after they met that Bill gave Sookie his blood in order to save her life. Eric makes the same mistake when confronting Bill in front of Sookie in "Evil Is Going On". (00:45:55)
Continuity mistake: In the scene where Tara is handcuffed to the table by Lafayette and she is asking her mother to let her go, her strap of her vest top keeps moving up and down her arm.
Beyond Here Lies Nothin' - S2-E13
Continuity mistake: In the opening Lafayette forces Sookie to put on a dress and go downstairs to meet Maryann. After the title sequence it's Eggs forcing her in front of Maryann and Lafayette is now one of the bridesmaids.
Continuity mistake: When Bill dines with Russell and Talbot, Talbot takes a sip of carbonated blood and puts his glass down on the table, on his right, next to another glass. In the next shot, he puts his glass down again. A couple of shots later, both glasses have jumped to his left side. (00:33:45)
Continuity mistake: When Jason is talking to Andy at the Merlottes', he sticks his fork backwards into his sandwich. A couple of shots later, the fork has mysteriously disappeared, and there's not even a hole or mark in the sandwich. The fork reappears a few shots later. (00:36:10)
Continuity mistake: In the flashback, when Caroline shoots Bill in the shoulder, the blood splatter on the wall keeps changing between shots. (00:26:05)
Continuity mistake: When Jason is talking to Tara at the Merlotte's, the level of the beer in his glass keeps going up and down between shots. (00:38:40)
Answer: Pam doesn't have to be with Eric 24/7.