When Sookie thinks that Bill is dead, she hugs Eric by grabbing hold of his leather jacket. In the very next shot, she is instead grabbing his t-shirt.
When Pam and Jessica are talking, in the jail cells of the Authority, Pam leans against the metal link fence with her bare hand. Previously it was told that the chain link is made of silver. Pam would not have been able to lean her hand on silver chain link since silver burns all vampires.