House deals with a patient who mirrors the personality of anyone he meets. Meanwhile, Foreman is put in charge of overseeing the fellowship candidates.
Quest roles:
Anne Dudek(Amber Volakis), Kal Penn(Lawrence Kutner), Peter Jacobson(Chris Taub), Olivia Wilde(Remy "Thirteen" Hadley), Edi Gathegi(Jeffrey Cole), Andy Comeau(Dr. Travis Brennan), Frank Whaley(Robert Elliot), Lucius Baybak(Tony), Brendan Michael Coughlin(Mickey)