R. Lee Ermey

Peter ends up taking part in a deadly jousting duel when he decides to pursue his dream career as a knight at the local Renaissance fair.

When the interns are visited by their parents, they begin to see themselves in a new light. JD realises that his dad's rude manner hides his loneliness, whilst Elliot feels distant from her cold-mannered parents. Meanwhile, Turk is unnerved by the bonding of his girlfriend, Carla, and his brassy mother.

Scully questions her own faith in God when she's forced to protect a stigmatic boy who exhibits miraculous Christ-like wounds.