Cool Stuff SweetWater 420 Makes A Walking Dead Appearance By Reid Ramsay · November 7, 2011 · 1 min read Zombies! Oh, and 420. SweetWater’s 420 made an appearance on The Walking Dead Sunday night. After all, it is filmed in Atlanta. There were some excited zombie loving beer fans… The Walking Dead More in Cool Stuff Beer HistoryThe first beer can was sold on this day in 1935 Cool StuffOur Star Wars post Strikes Back Cool StuffThere’s a Fallout Beer made by Carlsberg