Revealing: Sitting Targets: When Nick falls off the ladder, Pamela the snake is an obvious fake.

Continuity: In series 4 episode 9, "Sitting Targets", Nick has two roses in his hand. It then cuts to Ben and Michael having an argument, and when it cuts back Nick has four roses in his hand.

Audio problem: In series 4 episode 9, "Sitting Targets", When Kenzo keeps crying it is a clear overdub.

Continuity: When Micheal leaves the UFO watch to go to the loo, he leaves the door open a bit. When the camera shows Ben's face as Nick is climbing up, the door is now shut.

Continuity: In series 4 episode 9, "Sitting Targets", Nick is going for a stroll on the roof. At one point he says about leaving the hands free. He then supposedly slips and grabs on with 1 hand. But he used 4 fingers to stop him falling. That is not possible.