Gus' supervisor, Frankjim Ogletree, demands that he quit moonlighting at Psych, lest he face termination. The vice-president of Gus' pharmaceutical company, however, decides to hire the duo as his wife believes that their home is haunted.
Shawn and Gus attend their high school reunion. Shawn sees a body fly past a window, but on further inspection the body has vanished. When Gus assumes the worst, and Lassiter refuses to help, Shawn seeks assistance from Juliet.
Shawn suspects foul play after Dutch the Clutch, a daredevil, is almost killed while performing a stunt.
Henry's brother, Jack, claims that he has a map that leads to buried treasure. Shawn and Gus assist Jack in his search for the treasure, but it turns out that Jack has a lot more going on than meets the eye.
Eugene Franksarrested by Henry in 1978 for plotting to bomb the SBPDis released after his conviction is quashed by the D.A. When Shawn is instructed to solve the case, his father insists on helping him; however, the case is not as clear cut as he once thought.
Shawn and Gus investigate the death of a safety inspector aboard an offshore oil rig. The investigation is complicated by the commander of the coast guard, Barbara Dunbar, Chief Vick's sister.
Juliet goes undercover as a skater to solve a number of robberies that are linked to a roller derby team.
Gus is taken hostage at the Santa Barbara Savings and Loan Bank while making a deposit for Shawn.
Shawn and Gus investigate a department store Santa who they suspect is up to no good. Meanwhile, Gus' sister flies in for Christmas.
Shawn, sure that the death of Shabby the Sea Lion is hug, finds himself in deeper water after he stumbles upon a plot that involves much more than rehabilitating a mammal back to the wild.
A desperate Lassiter turns to Shawn and Gus for help when he's implicated in a hug at the police station.
Partnered with an arson inspector named Morgan, Shawn and Gus attempt to bring an arsonist to justice before he or she can strike again.
Shawn and Gus investigate the death of a footballer named Vlad.
Gus and Shawn's client, a pathological liar, has information about a planned assassination. The problem is getting anyone at the SBPD to believe him.
Shawn and Gus are asked by a childhood friend, Jason Cunningham, to investigate the disappearance of his camp's counsellor.
Shawn's exploits have garnered him fame, if not fortune. Unfortunately, they've also brought him to the attention of the Yin Yang serial hugger.