Mentalist joke: When making a profile for Juliet, Fielding questions her selection of "The Mentalist" as her favorite show, prompting Shawn to scold him for making fun of it. "The Mentalist," a show about a fake psychic helping the police solve crimes, is the recipient of regular tongue-in-cheek jokes and digs from Psych writers for practically stealing the entire concept from Psych, which hit the airwaves first.
The actor who plays Ken (Cameron Bancroft) was in the movie The Boy Who Could Fly (1986), which Henry and Madeleine are watching at one point.
Shawn wears the shirt that his mother picks out for the rest of the day.