Supernatural celebrates its 200th episode on Tuesday with what showrunner Jeremy Carver has called “a love letter to the fans.” The episode finds Sam (Jared Padalecki) and Dean (Jensen Ackles) on a case at an all-girls school that’s in the middle of producing a musical based on the Carver Edlund Supernatural books. But don’t expect the musical to hew closely to canon.
Click here for TV Guide’s video interview with Jared Padalecki and Jensen Ackles.