Season 5 Episode 9 episode 9

Supernatural Season 5 Episode 9 "The Real Ghostbusters": Official Synopsis

Supernatural Season 5 Episode 9 "The Real Ghostbusters": Official Synopsis

Dean and BobbyIt's a Supernatural convention! Super fan Becky (guest star Emily Perkins) uses Chuck’s (guest star Chuck Benedict) phone to trick Sam (Jared Padalecki) and Dean (Jensen Ackles) into attending a Supernatural fan convention, complete with fans dressed up as Sam and Dean. One of the activities is a live action role playing game, but things quickly turn sour after a real ghost appears on the scene.

Source: Spoilergeeks