How did I miss that... I swear I used the search tool honest!
Awesome form in the videos! From my view it looks like you're locking your arms out already most of the time
Edit: That Alan Jones dude is THE MAN
17,003 Consecutive Situps: World Record Held By Vegetarian Alan Jones
US Marine Corps Captain Alan Jones of Quantico, Virginia was struck by polio when he was five years old. Now a vegetarian, Alan could be the fittest man on Earth by amassing a record of physical accomplishments unmatched by any human that ever lived. He holds the world record for continuous sit-ups (17,003 times). In a 15-months period, he accomplished possibly the most remarkable array of physical achievements ever attained by a human being:
Lifted a 75-pound barbell over his head 1,600 times in 19 hours.
Made 3,800 basketball free throws in 12 hours, with 96 pc hit rate.
Swam 500 miles in 11 days, down a river to the ocean.
Skipped rope 43,000 times in 5 hours.
Skipped rope 100,000 times in 23 hours.
Swam 68 miles in a swimming pool without a sleeping break.
Swam half a mile in zero degree Celsius water without a wet suit.
Performed 51,000 sit-ups in 76 hours.
Holy Shitake Shrooms