Pantless people stand on a subway platform on January 13, 2013 in New York City. Thousands of people participated in the 12th annual No Pants Subway Ride, organized by New York City prank collective Improv Everywhere. During the afternoon winter event, participants boarded separate subway stops and removed their pants, pretending that they did not know each other. The event, refered to as a “celebration of silliness” is designed to make fellow subway riders laugh and smile. (Photo by Timothy A. Clary/AFP Photo)

George R.R. Martin, Lena Headey, Sophie Turner, and other cast and crew of Game of Thrones have faced the winds of winter – or anyway, a bucket of ice water – with the popular charity challenge. HBO’s Game of Thrones gives fans chills in every episode. But as the Ice Bucket Challenge for ALS research has exploded across the internet, the cast and crew of the shocking show gave themselves goosebumps as they stepped up to get soaked.

(L-R), Pilot Gregory H. Johnson, European Space Agency astronaut Roberto Vittori, Mission Specialist Greg Chamitoff, Commander Mark Kelly, Pilot Gregory H. Johnson, Mission Specialist Michael Fincke, and Mission Specialist Andrew Feustel, participate in a Terminal Countdown Demonstration Test (TCDT), at the Kennedy Space Center, on April 1, 2011 in Cape Canaveral, Florida. The TCDT will culminate in a full dress rehearsal for the planned April 19th launch of Space Shuttle Endeavour’s final scheduled flight to the International Space Station before being retired. (Photo by Mark Wilson/Getty Images)

Dachshunds are seen during a performance and art installation titled “Dachshund U.N.” at the Melbourne Museum on May 15, 2010 in Melbourne, Australia. The installation by Perth artist Bennett Miller is part of the New Wave Festival and sees 47 dachshunds representing national delegates taking part in a meeting of the United Nations' Commission on Human Rights, examining the role of the United Nations as a risk management organisation. (Photo by Lucas Dawson/Getty Images)

A cow rests in a pen during the 93rd Hyogo Prefecture Livestock Industry Promoting Event on October 23, 2011 in Kobe, Japan. Hyogo is the center of producing fine beef such as Kobe beef and Tajima beef, and the highest hammer price of the auction was 5,001,000 Japanese yen (65,578.28 U.S. Dollars). Livestock Industry Promoting Event organizing official said, Fukushima nuclear accident and economy crises affected become les the price of Kobe and Tajima beef in this year. (Photo by Buddhika Weerasinghe/Getty Images)

The Great Picture” is a black and white panoramic print of Marine Corps Air Station El Toro, an old military outpost. The print measures 111 feet wide by 32 feet high on seamless white muslin cloth. (Photo by Caters News)

Models prepare for the Glasgow School of Art Fashion show on March 13, 2012 in Glasgow, Scotland. Third year textiles and fashion students unveil their striking new collections, inspired by the idea of movement. The Glasgow School of Art has produced some of the most celebrated designers of recent years, notably Jonathan Saunders. (Photo by Jeff J. Mitchell/Getty Images)

Sushi chef Mitsuru Tamura uses a radiation detector on seafood before it is prepared in Manhattan's Sushi Yasuda restaurant April 8, 2011 in New York City. The restaurant has begun using the detector as a precautionary measure due to consumer concerns over possible radiation contamination in seafood from the nuclear emergency in Japan. Health officials believe contamination is unlikely to threaten the food supply chain and none has been found in this restaurant. (Photo by Mario Tama/Getty Images)