Plot summary
Gus's boss ( Todd Stashwick ) forces him to choose between his pharmaceutical sales job and the Psych agency, so Shawn decides to save both jobs by investigating the home of the company's V.P. ( Christopher McDonald ), which appears to be haunted. In the meantime, Shawn must deal with the return of his mother Madeleine ( Cybill Shepherd ), a psychologist who is in town to evaluate some of Santa Barbara's finest, including Lassiter.
Credits
Adapted from Wikipedia contributors, Psych season 3. HTML formatting and reference markers removed.