Supernatural' at 300: Ratings, Conventions, Merchandising Success

The team behind "Supernatural" talks about impact of the show from business to culture to charity.

Signs and Portents 80

Supernatural: Jeffrey Dean Morgan on whether episode 300 is 'the

Supernatural celebrates its 300th episode as Jeffrey Dean Morgan

300th Episode Celebrations - Super-wiki

Happy Two Year Finale Anniversary, Supernatural! – Fangasm

Supernatural (American TV series) - Wikipedia

Undergraduate Prospectus 2013 - University of Winchester

What were comic book conventions like before comic book movies

Supernatural Merch - Official Supernatural® Store