Audio problem: When Willie listens to his messages, the sound of a tape rewinding can be heard although it's a digital answering machine.
Audio problem: As Bad Santa is at the arcade "thrusting the girl", he is heard talking to her, and he is obviously saying something else, and at some points his mouth is closed. Very noticeable.
Answer: The wooden pickle was a gift he made for Willie. Thurman didn't confuse "wooden nickle" with wooden pickle.