Continuity mistake: At the airport, a man walks up to Stewie and asks him, "Aren't you a little young to be traveling alone?" To which Stewie responds, "Aren't you a little old to be wearing braces?" From the side view, the man's mouth is closed; then it cuts to a close-up of his face, and suddenly he's gritting his teeth, showing his braces. (00:04:40)