Others featured on Doomsday Preppers are more out there — literally. Robert and Debbie Earl, retired Florida chicken farmers, worry about the seas rising. So they are building a home constructed of old tires and sand-filled bottles near Alpine, Texas. Robert Earl describes himself as "Mad Max meets Rube Goldberg with a little bit of Al Gore thrown in."
Zombie apocalypse: Used by some preppers as a tongue-in-cheek metaphor[77] for any natural or man-made disaster[78] and "a clever way of drawing people’s attention to disaster preparedness".[77] The premise of the Zombie Squad is that "if you are prepared for a scenario where the walking corpses of your family and neighbors are trying to eat you alive, you will be prepared for almost anything."[79] Though "there are some... who are seriously preparing for a zombie attack".[80]
Is it stereotypical that the AARP crowd would be the ones to spend three hours talking about metal detectors and canning and caving at a Pizza Hut on a Monday night? Probably, but that’s what I bore witness to in this event room; its combination of exposed wood and stock-photo decor felt like an Olive Garden inside a pirate ship. Up front, the scraggly white-bearded, Bad Santa–lookalike Andrew: rested one foot on a chair, gripping the mic, just like Randall said he would be. 
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