Kevin West

The red cell team tries to find a serial killer who is travelling across the country kidnapping and then hanging his victims.

Dr Cox channels TV doctor `House' to solve three medical mysteries, including: why a man's skin is inexplicably orange, why a young woman with no coronary issues has a failing heart, and why Eliot is taking her anger towards Dr Kelso out on Turk. However, the doctor may be missing the biggest clue of all when Carla begins to show signs of postnatal depression. Meanwhile, JD tries to be the best boyfriend ever.

Sydney uncovers a terrifying secret when she's sent on a mission to track down a new generation of weapons, and Vaughn worries that Jack might be setting up Sydney's mother to take a fall.

Cory tries to avoid the difficulties of his transition into high school, but discovers that the best way to get around fear is to face it head on.

Shawn and Virna encourage Chet to get an honest job, but Shawn is humiliated when his father becomes the school's janitor.

Oz delivers a relic to Angel that will render him invincible, but Spike is determined to fight Angel to the death for the otherworldly artefact.