Costume World Records  

Lindsey Hajduk coordinated with the Alaska Wilderness League, Center for Biological Diversity, Endangered Species Coalition and Sierra Club in gathering the largest group of people dressed as polar bears while dancing in 24 hours. A total of 391 people across the United States participated. They set the record to raise awareness against offshore drilling, for protecting the Arctic region and in celebration of RecordSetter World Record Day. View more photos at flickr.com/photos/polarbearuprising. #WorldRecordDay2012

Michele L. and 267 people dressed themselves in Superman costumes. They set the record in front of The Super Museum in Metropolis, Illinois where a giant Superman statue stands.

John and two of his friends wore inflatable T-Rex costumes while trying out yellow vehicles.

Erica H. led 22 members of Austin Stone Community Church to dance to the "Watch Me (Whip/Nae Nae)" song while wearing costumes.

Sapphira, founder of Sapphira's Showgirls, allowed a group of people to pop 82 balloons attached to the burlesque costume she was wearing. She set the record to celebrate Mental Health Awareness Week and raise funds for SANE Mental Healthy Charity and Butterfly Conservation. See list of participants here.

John and his friend wore inflatable T-Rex costumes while wearing oversized boxing gloves.

Sean Sonic of radio station Channel 933 completed seven slides on a Slip ’n Slide while wearing a hotdog costume in one minute, a new world record.

Elliot Ginns ate a Klondike bar in three minutes, 53.27 seconds while wearing a wolf costume and holding a replica Gettysburg pistol. NOTE: Speed eating can be dangerous. Please use caution and have adult supervision on hand.

Jokers’ Masquerade supplied 2,018 Swansea University students with scary skeleton costumes, breaking the previous world record. The feat was achieved on October 8, 2011 at the Swansea University Students Union[]. Read more about the event here.

Duo Steven Best and Cassandra changed costumes seven times in one minute. They performed the attempt during an episode of Zoink'd.

A total of 300 people with their puppets marched through the streets of Los Angeles. Learn more about the feat here.

1,058 students and staff of Lake Travis Elementary School wore santa hats at once. #RecordSetterBook01

This record was set as part of Toyota Prius Records, a two-day event streamed live on the Internet. In a 48-hour period, URDB officials adjudicated 200 Prius-related world records. This was the most records ever documented in a 48-hour window, a world record in and of itself. The event took place in Los Angeles, California on March 30th and 31st, 2011. See all the records set at the event here.

This record was set as part of Toyota Prius Records, a two-day event streamed live on the Internet. In a 48-hour period, URDB officials adjudicated 200 Prius-related world records. This was the most records ever documented in a 48-hour window, a world record in and of itself. The event took place in Los Angeles, California on March 30th and 31st, 2011. See all the records set at the event here.

This record was set as part of Toyota Prius Records, a two-day event streamed live on the Internet. In a 48-hour period, URDB officials adjudicated 200 Prius-related world records. This was the most records ever documented in a 48-hour window, a world record in and of itself. The event took place in Los Angeles, California on March 30th and 31st, 2011. See all the records set at the event here.

This record was set as part of Toyota Prius Records, a two-day event streamed live on the Internet. In a 48-hour period, URDB officials adjudicated 200 Prius-related world records. This was the most records ever documented in a 48-hour window, a world record in and of itself. The event took place in Los Angeles, California on March 30th and 31st, 2011. See all the records set at the event here.