David Beckham attends a press conference to mark his 10 years as a UNICEF Goodwill Ambassador, at Google's headquarters in central London, February 9, 2015. Beckham announced the launch of a new fund, "7: David Beckham UNICEF Fund", named after his old shirt number. REUTERS/Peter Nicholls (BRITAIN - Tags: ENTERTAINMENT SOCIETY SPORT SOCCER) 

A tattoo reading 'Victoria Dream Big Be Unrealistic' on the hand of David Beckham, as he arrives at the British Academy of Film and Arts (BAFTA) awards ceremony at the Royal Opera House in London, February 8, 2015. REUTERS/Toby Melville (BRITAIN - Tags: ENTERTAINMENT) 

Former England soccer captain David Beckham touches his hair as he walks back to his vehicle after visiting an evacuation centre nearly 100 days after super Typhoon Haiyan devastated Tacloban city in central Philippines February 13, 2014. Local officials said Beckham is one of the biggest donors to areas devastated by super typhoon Haiyan in central Philippines. REUTERS/Erik De Castro (PHILIPPINES - Tags: SPORT DISASTER HEADSHOT) 

AC Milan David Beckham celebrates at the end of the match against Juventus during their Serie A soccer match at Olympic stadium in Turin, January 10, 2010. AC Milan won 3-0. REUTERS/Stefano Rellandini (ITALY - Tags: SPORT SOCCER IMAGES OF THE DAY) BEST QUALITY AVAILABLE 

AC Milan's David Beckham leaves the pitch with a Juventus jersey at the end of their Serie A soccer match against Juventus at the Olympic stadium in Turin, January 10, 2010. REUTERS/Stefano Rellandini (ITALY - Tags: SPORT SOCCER) 

England's David Beckham applauds after their 2010 World Cup qualifying soccer match against Ukraine at Wembley Stadium in London April 1, 2009. REUTERS/Darren Staples (BRITAIN SPORT SOCCER) 

Los Angeles Galaxy Soccer star David Beckham and his son Brooklyn attend the Los Angeles Lakers San Antonio Spurs Game 1 of their NBA Western Conference final basketball playoff series in Los Angeles, May 21, 2008. REUTERS/Lucy Nicholson (UNITED STATES) 

A tattoo is seen on the back of the neck of Los Angeles Galaxy's David Beckham as he warms up before an exhibition soccer match against FC Dallas in Frisco, Texas March 15, 2008. REUTERS/Jessica Rinaldi (UNITED STATES) 

Real Madrid's David Beckham gestures after their Spanish First Division soccer match against Deportivo Coruna at Coruna's Riazor stadium January 7, 2007. REUTERS/Miguel Vidal (SPAIN)