For those that haven't watched Supernatural yet, you are missing out on an awesome show!

Supernatural Season 3, premieres October 4, 2007 9/8c at CW

Here are some links:
Watch Supernatural
promote_spn

And some fan-made promo vids at Youtube:
Supernatural Promo Season 3
Are you watching Supernatural? - Promo #41
Are you watching Supernatural? - Promo #44
Are you watching Supernatural? - Promo #48
Our Heroes Return