Rob Roush led 510 people from Camp Revolution to stand on one foot and sing "Happy Birthday" to their friend.
Nathalie S. sang the rap from Justin Bieber's "Baby" in 10.40 seconds.
Led by the members of the Omega Force Strength Team, a total of 248 people sang Happy Birthday to Jerry Thomas on his 62nd birthday.
Tai Star completed 46 hula hoop rotations while playing a ukulele and singing the refrain of the Hula Hoop Song.
Kate Lawler of Kerrang! Radio sang Livin' On A Prayer by Bon Jovi in 36.10 seconds.
Zachary H. sung The Way That You Do by Austin Moon in one minute, 2.35 seconds.
Lou Trez, Kelly Lichtenwaldt, and Joe Wolf -- collectively known as the pop-punk band Quickie -- performed 44 shows in one day. Read more about the feat here.
Camm123 and his friend stood on one leg for 10 minutes, 11.25 seconds while singing and wearing three hats. They held hands throughout the attempt.
Eva and her friend sang Sto Lat in 4.80 seconds while balancing a history book on their heads.
Erica and nine other family members sang "Happy Birthday" to Josie while using their smart phones.
Mick Cullen took one minute, 46.9 seconds to dance one cycle of the
Macerena during a live broadcast of WRLR 98.3
FM’sSubterranean show in Round Lake Heights, Illinois.
This record was one of 16 URDB records broken during the show’s attempt
to set a new record for Most URDB World Records Broken During A Live
61 people from the Warner Bros. Television Marketing team called a woman named Amy on her birthday and surprised her by singing "Happy Birthday." RecordSetter Co-founder Dan Rollman was present to adjudicate the attempt.
Cory m. mentioned “Furby” 309 times in a rap song.
PepperJill and Jack created and sang a song that included 64 references to The Beatles.
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.
Memo sang "Oh No!" by Marina and the Diamonds in 54.00 seconds.
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