University of Nebraska

814 University of Nebraska students checked in on Foursquare to the Big Boi concert on October 14, 2010. More info here.

Buzz Feed

Eighty people dressed up in Internet meme costumes at a party, a new world record. Costumes worn included Nyan cat, Hipster Ariel, Dancing Pumpkin and Fail Whale.

More photos of internet folks dressed as memes on BuzzFeed.

Steven Wadsworth

Steven Wadsworth sang the word “party” 289 times in a song.

Reboot

At an "unplugged" party sponsored by Reboot, 147 people turned off their cell phones at the same time. The record, set during the SXSW Festival in Austin, Texas, created attention about the National Day of Unplugging.

LVHRD

Partygoers took a combined total of 3,987 photos at PHTHRD III, a new world record. The event, hosted by LVHRD, was dubbed “the most photographed party in history.” All attendees were instructed to bring a camera and shoot photos throughout the night.

PHTHRD III took place on March 31, 2009 at a warehouse in Williamsburg, Brooklyn. Dan Rollman and Corey Henderson were present to witness the proceedings.

(Photo by Jacob Cohen)

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Metropolis Fremantle

1,075 people attended Metropolis Fremantle in Perth, Australia for the World’s Largest Pajama Party on New Year’s Eve 2009. Concept created by club manager Ross Madafferi.

#PP01

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Justin Robert Young

On March 13, 2010, during the The Bigg Digg Shindigg held as part of the South By Southwest Interactivefestival, Brian Brushwood, Justin Robert Young and Brett Rounsaville asked the crowd to participate in the world’s largest Twitter hoax.

The idea of the hoax was to trick people into thinking Conan O’Brien had joined Internet television company Revision 3.

525 tweets containing the hashtag ‘#omgconan’ were sent in next three hours, making it a Trending Topic on Twitter.RecordSetter president Dan Rollman was present as a witness.

The count of 525 was taken using Twitter’s Advanced Search, tracking the hashtag #omgconan between 9 and 12 PM CST.

1000’s of other tweets related to the hoax followed, but they were not included in the final count.

Read a CNET news story on the hoax here.

#ATXDiggnation01

Willie Krisztal

Willie Krisztal went to at least one party every single day for 101 consecutive days. Over the course of the record, Krisztal attended parties in Los Angeles, Boston and New York City. By reaching 100 consecutive days, he earned a $10,000 bounty from Function Drinks.

Read more about the project here.

Watch a NBC News story on Krisztalhere.

Open Video Conference Party Attendees

831 videos were shot at The Open Video Conference’s dance party, a new world record.The party took place in New York City on October 1, 2010.

URDB officials Evan Altshuler and Emily Miethner were present to oversee the feat. Verisign.tv sponsored the event.

Participants submitted videos in three different ways:

1. Uploaded videos to a social network and tagged them with #dottvparty.

2. Uploaded videos to openvideoconference.org.

3. Downloaded ecaster.tv mobile app and uploaded videos to openvideo.tv.

Stephen Phillips

Stephen Phillips completed 50 consecutive push-ups while blowing a party horn during each push-up.

The record was set at the Metropolis Fremantle nightclub during the World’s Largest Pajama Party in Perth, Australia. Dan Rollman was present to document the record.

#PP01

Stephen Phillips

Stephen Phillips blew on a rolled out party horn for 12.51 seconds.

The record was set at the Metropolis Fremantle nightclub during the World’s Largest Pajama Party in Perth, Australia. Dan Rollman were present to document the record.

#PP01

Michael Smith

At Jon's party, Sam, Chaz, David, and Michael got into Jon's bed without him knowing.