Cracking World Records  

Demythrate cracked his wrist 390 times in 30 seconds.

Kevin Stuart cracked 12 codes on the quot;Simon Code Crackerquot; game.

Jonathan cracked his shoulder joints 73 times in one minute.

Darryl Learie performed a plank exercise on a raw egg for two minutes, 20.89 seconds without cracking the egg.

Brendan K. cracked his kneecap 108 times in 30 seconds.

Andy Pelphrey kicked and cracked six eggs while barefoot in 10 seconds.

Demythrate cracked his wrist 780 times in one minute.

Nick O. cracked five eggs with his bare hand in 2.16 seconds.

Martin G. cracked his leg joints 78 times in one minute.