This day in theme parks, September 20th:

Uni Social

2010

4 days until Halloween Horror Nights XX begins... http://www.HalloweenHorrorNights.com/orlando #HHN

— Universal Orlando Resort (@UniversalORL) September 20, 2010

2011

Yesterday was Blood Day – when we splatter everything within our horrifying haunted houses in the rich, red substance… http://t.co/JOuiMlt9

— Halloween Horror Nights (@HorrorNightsORL) September 20, 2011

2012

Use the scareactors from #HHN22 to create a scare video your friends will never expect... http://t.co/PcS6yyQZ

— Halloween Horror Nights (@HorrorNightsORL) September 20, 2012

2013

Director of American Werewolf in London, John Landis, says pay attention to the house details if you are not "scared shitless!" #HHN23

— Halloween Horror Nights (@HorrorNightsORL) September 20, 2013

2014

I can hear your beating heart...#HHN24 pic.twitter.com/FfGwU0ZgrT

— Halloween Horror Nights (@HorrorNightsORL) September 20, 2014

2015

Get your twisted fun with these items. http://t.co/7lYPo8CdxL #HHN25 pic.twitter.com/maGU3kmG9j

— Halloween Horror Nights (@HorrorNightsORL) September 20, 2015

2016

Great pic! We'd like to use it on our websites & social. If 18+ & you agree to https://t.co/5NS6cppmeF, reply #YesUniversal.

— Universal Orlando Resort (@UniversalORL) September 20, 2016

2017

Us when we check-in to an on-site hotel...

See more reactions and the full video here: https://t.co/Ke5puAWbsn pic.twitter.com/RFuJEa0jH8

— Universal Orlando Resort (@UniversalORL) September 20, 2017

2018

When we say 'The Return of Michael Myers', we meant it. Literally. #HHN28 pic.twitter.com/lCZW3Hf93A

— Halloween Horror Nights (@HorrorNightsORL) September 20, 2018

2019

i cant believe im saying this but @UniversalORL actually did something cool 🤯 https://t.co/DlCLSYFzLD

— Halloween Horror Nights (@HorrorNightsORL) September 20, 2019

2020

Circle the pumpkin that matches your mood. 🎃 pic.twitter.com/V5IpXtI0AI

— Universal Orlando Resort (@UniversalORL) September 20, 2020

2021

If you want to eat and look at giant screens, have we got a restaurant for you. pic.twitter.com/Q0AzhDOxR6

— Universal Orlando Resort (@UniversalORL) September 20, 2021