www.cbr.com -BY KEEGAN PROSSER - TNT will celebrate the end of Supernatural da airing a week-long marathon ahead of the series' final seven episodes being aired on The CW.
www.tvguide.com -BY KEISHA HATCHETT -It's been 15 years since Supernatural premiered in honor of the show's 15th anniversary — which is Sept. 13 TNT is airing a week-long marathon of fan-favorite episodes.