The episode begins at a Billy Lipps show back in 2007. After the concert, one of Billy’s band members has a nasty wound on the back of his head. Billy takes a look at the wound and, lies saying that it is nothing serious. Shawn and Gus (hideously dressed) arrive to meet Billy and say that they are huge fans. Henry has also attended the concert and he gets whisky for Billy. Shawn is shocked to see his father at the concert. Henry asks him what he is doing there. Shawn tells Henry that he is working with the SBPD on the cold case investigation on the Melinda Lane. Billy does not like it and asks them why they want to investigate the cold case. ..Read the full recap
The episode is a parody/homage of the 1985 movie Clue. Christopher Lloyd, Martin Mull, and Lesley Ann Warren were among the six suspects in the movie. Various other homages, such as the singing telegram girl and the constant group running and shouting, are also present.
The episode is dedicated to the memory of Madeline Kahn, who played Mrs. White in the movie Clue.