This day in theme parks, August 26th: Uni Social 2010 FULL REVEAL OF HALLOWEEN HORROR NIGHTS XX http://www.HalloweenHorrorNights.com/orlando #HHN — Universal Orlando Resort (@UniversalORL) August 26, 2010 2011 True evil will be lurking in every corner of HHN 21. Here’s your latest hint on what we have in store. http://t.co/6WjkKyu […]