Story : Andrew overlooks a potassium reading and believes he is negligent over the death of an eldery lady patient, Ada Pitkin. At a hospital party, Dr. Mortimer plays a joke on Raj, and sets him up with a transvestite. This episode also introduces Diane and her child, friends of Dr. Maitland. The child later re-appears in episode 6. Raj has an encounter with Nurse Whitecoat. At the end of the episode, Raj forgets about taking a heart pacemaker out of someone who is being cremated