A Touch of Sweevil

After years of trying, Shawn and Gus are finally invited to be panelists at the Cutting Edge Consultants Convention hosted by Professor Bob Stein, a Paranormal Forensics Expert, but things go awry when a murder occurs. Meanwhile, Lassiter is trying his best to be rid of his new head detective, Betsy Brannigan, who he intensely dislikes.