White Rabbit - S1-E5
Audio problem: While Claire is lying down, just after she says, "Our only hunter's gonna get eaten so he can get the pregnant girl some more water," we hear Charlie say, "I wouldn't worry about that," but his lips just begin to open mid-sentence, and he certainly doesn't say that. (00:24:40)
Answer: He was eating a peice of an orange with the skin still on.
XIII