Triple jump world record holder Jonathan Edwards, four times world Ironman champion Chrissie Wellington and R'n'B singer Lemar help launch World Sport Day - part of Lloyds TSB National School Sport Week - at Burntwood School in London.
Lloyds TSB National School Sport Week took place from 25-29 June 2012 and is Britain's biggest school sport event with more than four million pupils staging their own Games this year. Find our more at www.schoolsportweek.org
