The Mentalist Season 4 Episode 17 (03/08/12)
-Matilda Cruz is killed by someone she met in a Shakespearean chat room. Jane believes Gary, her arrogant boss who claims to know no Shakespeare is the killer.
-FBI Agent Susan Darcy requests Jane's help her on a murder case. She claims the Lt. Governor specifically asked for Jane.
-The murder victim, Kati Bauer is found stabbed to death in a park. Her lover, James is found in the woods with a knife and covered with her blood. James blacked out and doesn't remember what happened.
-Jane doesn't believe James is guilty. He plants the thought that the police need DNA evidence to convict James with Kati's husband and in laws. Later, the in laws are caught trying to plant hairs from Kati's brush. They drugged the wine Kati brought with her to meet James, then the mother-in-law stabbed her to death and planted the knife on James.
-Jane tells Darcy he doesn't believe the Lt. Governer asked for him. She admits she thinks Jane is a Red John disciple. Jane scoffs at the thought but later Darcy goes to Wainwright to warn him that the FBI is investigating Patrick Jane.
-Now back at the CBI, Jane trips up Gary into admitting he knows Shakespeare after swearing he didn't. The CBI haul him back in for questioning.