Beginning at 9:00AM ET, TNT will air a special 10-hour Supernatural marathon featuring some of the show’s most memorable episodes:
9:00AM: Tall Tales
10:00AM: Hollywood Babylon
11:00AM: Folsom Prison Blues
12:00PM: Bad Day at Black Rock
1:00PM: Mystery Spot
2:00PM: Monster Movie
3:00PM: Yellow Fever
4:00PM: Criss Angel is a Douchebag
5:00PM: After School Special
6:00PM: The Monster at the End of This Book
Source: The CW.