House's ex-girlfriend Stacy Warner returns – not for House but to get help for her ailing husband. While House decides whether or not to take her case, Cuddy forces him to present a lecture to a class of medical students. As he weaves the stories of three patients who all present with a similar symptom, House gives a lecture the students will never forget.
|Andrew Keegan||Guest Star|
|Josh Zuckerman||Guest Star|
|Andi Eystad||Guest Star|
|James Saxenmeyer||Guest Star|
|Ingrid Sanai Buron||Guest Star|
|Nicole Bilderback||Guest Star|
|Carmen Electra||Guest Star|