The fastest sport stacking individual 3-6-3 stack was 1.96 seconds by Zhewei Wu (USA) at the WSSA Eastern Pennsylvania Sport Stacking Tournament in Kintnersville, Pennsylvania, USA, on 26 March 2011. WSSA approved.

The fastest sport stacking 3-3-3 individual stack was 1.68 seconds by William Polly (USA) at the 2011 WSSA World Sport Stacking Championships in Garland, Texas, USA, on 17 April 2011. WSSA approved.

The largest plastic cup pyramid in 30 minutes consisted of 652 cups and was achieved by Uri, Jonathan, Daniel and Oded Ish-Shalom (all USA) in Jerusalem, Israel, on 22 February 2012. The pyramid was 1.3 metres tall.

The most basketball forward flip slam dunks in 30 seconds is 18 flips and was achieved by Mark Odgers, Tyler Terrell, Matthew Griff, Nathan Felt and Justin Leavitt (all USA), known as ‘The Extreme Team’, on the set of Live! with Regis and Kelly in New York, New York, USA, on 12 September 2011. Stuart Claxton adjudicated.

5.56, Donovan Bailey (Canada), Reno, Nevada, USA, 9 February 1996 This was equalled but never officially ratified by the IAAF by Maurice Greene (USA) in Los Angeles, California, USA, on 13 February 1999. Bailey’s mark was set at high altitude. Ben Johnson (Canada) (b. 30 Dec 1961) ran 50 m in 5.55 sec at Ottawa, Canada, on 31 January 1987, but this was invalidated due to his admission of having taken drugs, following his disqualification at the 1988 Olympics.

37.00 Jenny Wolf (Germany) Salt Lake City, Utah, USA 11 Dec 2009

40.651 Si-Bak Sung (South Korea) Marquette, Wisconsin, USA 14 Nov 2009

The fastest 100 x 5 km relay was completed in 30 hr 1 min 15.3 sec by the Greenville Track Club (USA), at Eastside High School in Greenville, South Carolina USA, from 21 to 22 May 2011. A USATF certified official was present during the attempt and verified the validity of the baton passes.

The most theatrical performances in 50 days is 60 and was achieved by Kevin Burke (USA) performing the one-man show ‘Defending the Caveman’ at the Improv Showroom at Harrah’s Hotel and Casino in Las Vegas, Nevada, USA, from 4 February to 25 March 2013. ‘Defending the Caveman is a Broadway comedy which explores the relationships between men and women, from the caveman era to the modern world.

The most people to row 500 meters in a relay on a Concept II Indoor Rower in 24 hours is 600 achieved at an event organized by Mercyhurst University Mens Rowing team (USA), in Erie, Pennsylvania, USA on 8 March 2013. Students and faculty from Mercyhurst University and members of the Erie community took part in the relay, with monies raised from the event benefiting Project Kenya, The Kanzius Cancer Research Foundation, & Mercyhurst Rowing as they prepare to travel and compete at the IRA Continue reading →