“Halloween Horror Nights” Opens at Universal Studios Hollywood featuring More Mazes and More Scares than Ever as Southern California’s Most Extreme Halloween Event Screams to Life on Select Nights from September 15 – November 4, 2017

“Halloween Horror Nights” Opens at Universal Studios Hollywood featuring More Mazes and More Scares than Ever as Southern California’s Most Extreme Halloween Event Screams to Life on Select Nights from September 15 – November 4, 2017UNIVERSAL CITY, Calif., Sept. 15, 2017 /PRNewswire/ — “Halloween Horror Nights” at Universal Studios Hollywood got off to a terrifying start this evening as Hollywood celebrities paraded along the red carpet to celebrate Southern California’s most extreme Halloween event….