Wondering what to do with that post-New Year's Eve hangover? On Sun., Jan. 1, AMC will air a Hell on Wheels marathon with back-to-back episodes beginning with the pilot at 3PM | 2c and culminating with a brand new episode, "Derailed" at 10PM | 9c. Grab your half-empty whiskey bottle and get ready to ease into 2012 with Cullen, Elam and the rest of the Hell on Wheels crew.

Click here to see a full schedule of the Hell on Wheels marathon.

Hell on Wheels airs Sundays at 10PM | 9c on AMC.

Also, be sure to check out The Walking Dead marathon on New Year's Eve starting at 11AM | 10c.