House treats a magician but comes to believe he's faking illness to cover up his own incompetence. Meanwhile, House pits the fellows against each other in his version of an immunity challenge.
Quest roles:
Anne Dudek(Amber Volakis), Kal Penn(Lawrence Kutner), Peter Jacobson(Chris Taub), Olivia Wilde(Remy "Thirteen" Hadley), Edi Gathegi(Jeffrey Cole), Steve Valentine(Flynn), Noelle Drake(Ilana), Mandy McMillian(Nurse), Adria Johnson(Nurse #2)