The family goes to a water park, leaving Dewey (Erik Per Sullivan) at home with a no-nonsense baby sitter (guest star Bea Arthur). With Frankie Muniz, Jane Kaczmarek, Bryan Cranston and Justin Berfield.
Brett waits for life-changing news. Herrmann encounters a psychic with a grave warning on a call. Kidd finds a new lead on the Homeland Security case.
Harm and Mac are called in a case involving a Seal team leader on a guerilla war game.
Spencer advises a reluctant Vernon to stay quiet when the truth behind his injury threatens his career. Trying to stave off Andre's attacks on their business, Spencer and Joe butt heads over how best to advise a client. Charles worries about whether he's up for a challenge. A hard-to-impress Ricky takes a trip to tour a potential new home.
Mulder suspects a magic trick gone awry while Scully believes it is a simple murder case when a small-time magician is found dead moments after turning his head 360 degrees.