Group World Records  

A total of 1,215 pep squad members of Danvers High School in Danvers, Massachusetts high fived simultaneously.

Core Entertainment led 85 people in singing Journey's "Don't Stop Believin'" while pumping their fists.

Rob Roush led 510 people from Camp Revolution to stand on one foot and sing "Happy Birthday" to their friend.

A total of 488 people sang jingle bells while ringing jingle bells at once. They set the record in front of Times Union Center in Albany, New York. See more photos here.

A total of 37 attendees of iD Tech Camp - Carnegie Mellon University sang "Row, Row, Row Your Boat" in rounds.

Led by Cory Cavin, 73 people sang the theme song of the sitcom "The Fresh Prince Of Bel-Air[]." Cavin set the record at a World Record Appreciation Society event held at Littlefield in Brooklyn, New York. Dan Rollman and Corey Henderson were present as witnesses. [#WRAS21][] tag:RecordSetterBook01

At the Zappos.com Bay to Breakers road race in San Francisco, California, 24 people set a world record for Largest Group To Sing “Happy Birthday” To Bob Saget On His Birthday While Wearing Party Hats. The record was one of 40 set that day, allowing the race to set an additional record for “Most World Records Set at a Road Race.” See all 40 records at RecordSetter.com/Zappos.

A total of 15 student campers from iD Tech Camps at Villanova University[] sang the Gilligan’s Island theme song. [#iDTech][]

Michael Smith, Jon, Kevin, Dan, and Andrew squeezed wedges of lemon and lime into their eyes at the same time.

A total of 59 student campers from iD Tech Camps UC San Diego each threw a crumpled paper into the trash can at the same time. [#iDTech][]

Geoff Bond and eight of his unicyclist friends traveled 56 miles from London to Brighton on their unicycles.

A total of 23 people wore ugly sweaters while singing Rudolph the Red-Nosed Reindeer.

Octavian Drulea led a group toast in which 17 glasses were raised at once, a new world record. One participant clinked a virtual beverage: an iBeer application for the iPhone, which he then emptied on camera. Drulea set the record on February 17, 2009 at a World Record Appreciation Society event at the Hemlock Tavern in San Francisco, California. Dan Rollman and Debbie Hampton were present as witnesses. #WRAS04

A total of nine people at Steve Nash Fitness World & Sports Club in Vancouver, Canada performed a group wall sit.

A total of 333 students and staff of North Union Middle School in Richwood, Ohio wore fake mustaches at school to raise awareness against bullying. They wore the mustaches to signify that it is okay to be different.