Usain Bolt the only athlete who upstaged swimmer Michael Phelps in the recent Beijing Olympics. The Jamaican sprinter surprisingly set two individual world records in the 100 and 200 meters and was part of a relay world record Jamaican team.
Olympic celebrations - Usain Bolt of Jamaica celebrates winning the Men's Final and the gold medal at the National Stadium on Day 8 of the Beijing 2008 Olympic Games on August 2008 in Beijing, China. Bolt finished the event in first place with a time of a
Dana Vollmer of the United States celebrates after winning the gold medal and setting a new world record time of seconds in the women's Butterfly final on Day 2 of the London 2012 Olympic Games at the Aquatics Centre.
History was then made in the relay as she crossed the line first in a world record time of seconds to win another gold medal – her third of the Games – with team-mates Martha Hudson, Lucinda Williams and Barbara Jones Photograph: AFP/Getty Images