Murder Mystery Players present Robin McGee's Murder on the Happy Trail about famous movie star and private detective Anjelica Lott who is making a "celebrity appearance" at a charity function thrown by the Rancher's Association. There, she meets a number of people including the notorious blackmailer Liza Goodbody. She's sold Slim a bum horse and she's dug up dirt on Lucky, Randolph, and Dale. Now, someone has decided to dig Liza's grave with a seemingly innocent party game. In this game, however, the loser dies.