Regina Hall pours on the hand sanitizer after taking long distance selfies with fans in NYC amid massive closures due to the coronavirus on March 12, 2020. (Photo by DIGGZY/Splash News and Pictures)

Emily Ratajkowski on March 10, 2020 in New York City. (Photo by Gotham/GC Images)

A grey squirrel looks for some food from a girl in the Botanic Gardens in Glasnevin, Dublin, Ireland on April 3, 2023. (Photo by Damien Eagers/The Irish Times)

Yuliya Levchenko, of Ukraine, celebrates during qualifying for the women's high jump at the World Athletics Championships on Saturday, July 16, 2022, in Eugene, Ore. (Photo by Ashley Landis/AP Photo)

England's Chloe Kelly, right, celebrates with Jill Scott after scoring her side's second goal during the Women's Euro 2022 final soccer match between England and Germany at Wembley stadium in London, Sunday, July 31, 2022. (Photo by Rui Vieira/AP Photo)

Humanoid robot bartender “Carl” interacts with guests at the Robots Bar and Lounge in the eastern German town of Ilmenau, July 26, 2013. “Carl”, developed and built by mechatronics engineer Ben Schaefer who runs a company for humanoid robots, prepares spirits for the mixing of cocktails and is able to interact with customers in small conversations. (Photo by Fabrizio Bensch/Reuters)

“Hi! I'm Joel, I live in a valley in British Columbia's Rocky Mountains, as close to the forest as I could possibly be! I love to run, bike, jump, eat and create and I hope that you enjoy my work as much as I enjoy creating it!” – Joel Robison. (Photo by: Joel Robison; Source: Flickr)

241543903 (a.k.a “Heads in Freezers”) is a numerical keyword associated with a photo meme that involves people taking pictures with their heads in the freezer & sharing them online. By tagging a series of image files with a cryptic number, a high level of search engine optimization can be easily achieved. As a result, typing “241543903” into image search engines like Google Images successfully yields pages after pages of pictures showing people’s heads in freezers.
In 2009, David Horvitz started the “Heads in Freezers” meme. Participants took photos of their heads in freezers, tagged them with “241543903” and uploaded them to social media sites like Tumblr.