sentences:  He later appears on a videotape with his eyes illuminated, explaining to Ryan how he can save Anna and Mitch before they are buried alive.In this short film, Billy is seen on a television set by David, telling him about the reverse bear trap that was hooked into his jaws, and explaining that the key to remove it is in the stomach of his "dead cellmate" (who is actually a heavily sedated man) lying in the room.After he disembowels the man and frees himself, Billy comes into the room on his tricycle to congratulate him.