The best fans from day four of the 2012 London Summer Olympic games.

Fans of Spain and the U.S. watch their men's preliminary round beach volleyball match at the London 2012 Olympic Games at Horse Guards Parade. REUTERS/Lucy Nicholson

A Brazil fan (L) sits with a British fan before the women's Group E football match featuring the two countries at the London 2012 Olympic Games at Wembley stadium in London. REUTERS/Stefano Rellandini

A British fan waits for the Britain - Brazil women's Group E football match at the London 2012 Olympic Games at Wembley Stadium in London. REUTERS/Stefano Rellandini

A Brazil fan poses before the Britain - Brazil women's Group E football match at the London 2012 Olympic Games at Wembley Stadium in London. REUTERS/Stefano Rellandini

Fans of Britain react after they lost their women's preliminary beach volleyball match against Italy at the London 2012 Olympic Games at Horse Guards Parade. REUTERS/Lucy Nicholson

Brazil's fans cheer as they attend the women's preliminary round beach volleyball match between Germany and Brazil at the London 2012 Olympic Games at Horse Guards Parade. REUTERS/Lucy Nicholson

U.S. fans attend the women's gymnastics team final in the North Greenwich Arena at the London 2012 Olympic Games. REUTERS/Dylan Martinez

Fans of Spain cheer during the women's preliminary round beach volleyball match between Spain and Argentina at the London 2012 Olympic Games at Horse Guards Parade. REUTERS/Lucy Nicholson

A Hungary fan shows her support in the men's handball Preliminaries Group B match between Hungary and South Korea at the Copper Box venue during the London 2012 Olympic Games. REUTERS/Marko Djurica

Fans, dressed in U.S. flag bodysuits, cheer during the men's 4x200m freestyle relay heats during the London 2012 Olympic Games at the Aquatics Centre . REUTERS/Toby Melville

A supporter with her face painted in colours of British flag watches the women's gymnastics team final in the North Greenwich Arena at the London 2012 Olympic Games . REUTERS/Brian Snyder

Japan's swim team cheer for their team mates who are competing in the men's 200m breaststroke heats during the London 2012 Olympic Games at the Aquatics Centre. REUTERS/Toby Melville

Britain's Autmns Phillips (L) wife of Peter Phillips (C) talks to Prince William as they attend the Eventing Jumping equestrian event at the London 2012 Olympic Games in Greenwich Park. REUTERS/Luke Macgregor

A Hungary fan smiles before the men's preliminary round Group B water polo match between Hungary and Montenegro at the Water Polo Arena during the London 2012 Olympic Games. REUTERS/Laszlo Balogh

British soldiers do the Mexican wave as they watch beach volleyball at the London 2012 Olympic Games at Horse Guards Parade. REUTERS/Lucy Nicholson

A Hungary fan reacts before the men's preliminary round Group B water polo match between Hungary and Montenegro at the Water Polo Arena during the London 2012 Olympic Games . REUTERS/Laszlo Balogh

Fans of Britain cheer and wave Union flags during their women's preliminary beach volleyball match against Italy at the London 2012 Olympic Games at Horse Guards Parade. REUTERS/Lucy Nicholson

A British fan snaps a photo before the Britain - Brazil women's Group E football match at the London 2012 Olympic Games at Wembley Stadium in London . REUTERS/Stefano Rellandini

Spectators dressed as a knight and the Tooth Fairy (C) watch a beach volleyball match at the London 2012 Olympic Games at Horse Guards Parade. REUTERS/Lucy Nicholson