Welcome back Supernatural fans! Supernatural season seven episode five “Shut Up, Dr. Phil”, airs on Friday October 21, 2011 9 PM E/P.  Per The CW, here is the episode synopsis. “Sam (Jared Padalecki) and Dean (Jensen Ackles) meet Maggie Stark (guest star Charisma Carpenter), a witch who has unleashed her …Read the Rest