Here is Novak Djokovic of Serbia celebrating his victory over Rafael Nadal of Spain in the men's final of the 2012 Australian Open tennis tournament on January 30, 2012. Djokovic won the championship 5-7, 6-4, 6-2, 6-7, 7-5.

Who could forget this! Virat Kohli celebrates his maiden test century during the Fourth Test Match between Australia and India at Adelaide Oval on January 26, 2012 in Adelaide, Australia.

Arsenal legend Thierry Henry returned to his old club - Arsenal FC during the January transfer window and here he is scoring the match winner against Leeds FC in the FA Cup tie.

The Indian hockey team poses with their trophy after winning the men's field hockey match between India and France and thus qualified for the 2012 London Olympics.

Indian cricketer Rahul Dravid (L) looks on while Board of Control for Cricket in India (BCCI) President Narayanaswami Srinivasan talks to the media during a press conference held to announce Dravid's retirement from Test cricket in Bangalore on March 9, 2012. Dravid announced his retirement from international cricket at the age of 39, ending a 16-year career that made him an idol at home and abroad.

India's Sachin Tendulkar rewrote the history books as he became the first man to score 100 international centuries.

Footballing world received a grave shock when Bolton Wanderers FC player Fabrice Muamba suddenly collapsed on the pitch. Emergency services gave CPR treatment on the pitch, before taking him off on a stretcher, still unconscious.

Jenson Button of McLaren celebrates with his girlfriend Jessica Michibata after winning the Australian Formula One Grand Prix at the Albert Park circuit on March 18, 2012 in Melbourne, Australia.

In this handout photograph provided by the Indian Premier League (IPL), US singer Katy Perry asks cricketer Doug Bollinger to show her how to bat during the Indian Premier League ( IPL) 2012 opening night function and concert held at the YMCA College of Physical Education Grounds, Nandanam, Chennai on April 3, 2012.

Bubba Watson celebrates in his green jacket with Charl Schwartzel during The Masters at Augusta National Golf Club on April 8, 2012 in Augusta, Georgia. Watson won the US Masters defeating Louis Oosthuizen in sudden death.

Vincent Kompany of Manchester City scores the opening goal during the Barclays Premier League match between Manchester City and Manchester United at the Etihad Stadium. Kompany's goal was the decider as City did a 'double' over rivals United in the EPL season.

India's defending World chess champion Viswanathan Anand attends the award ceremony of the FIDE World chess championship match in State Tretyakovsky Gallery in Moscow on May 31, 2012.

Manchester City FC win the Premier League for the first time, beating Manchester United on goal difference.

The 2012 Indian Premier League finals are hosted at the M.A. Chidambaram Stadium in Chennai. Kolkata Knight Raiders win their maiden IPL title by defeating two time champions Chennai Super Kings in the finals.

The Chief Minister of West Bengal Mamata Banerjee(L) looks on as other offical give gifts to Indian cricketer Sachin Tendulkar for his achievement of a hundred centuries in international cricket.

Olympic gold medal sailor and the first London 2012 torchbearer, Ben Ainslie and lieutenant commander Richie Full, who delivered the Olympic Flame from RNAS Culdrose, pose for a photograph. The Olympic Flame arrived in the UK.

Chelsea players celebrate with the trophy after their victory in the UEFA Champions League Final between FC Bayern Muenchen and Chelsea.

The opening ceremony ahead of the UEFA EURO 2012 group A match between Poland and Greece at The National Stadium on June 8, 2012 in Warsaw, Poland. UEFA Euros kicked off in grand style

Maria Sharapova poses with her trophy in front the Eiffel tower on June 9, 2012 in Paris, after winning the Women's Singles final tennis match of the French Open tennis tournament at the Roland Garros stadium. She defeated Sara Errani in the 2012 French Open Women's Singles final

Rafael Nadal celebrates with the trophy after winning the Men's singles French Open title against Serbia's Novak Djokovic.

Match between Russia and Poland at the Euros 2012 took an ugly turn as sets of Polish fans attacked Russian fans outside the stadium.

Italy beat Germany in the semi-final with two first-half goals from Mario Balotelli helping Italy to the UEFA Euro 2012 Final. This Mario Balotelli celebration was one to savour for football fans.

Iker Casillas (C) of Spain lifts the trophy as he celebrates following victory in the UEFA EURO 2012 final match between Spain and Italy at the Olympic Stadium. Spain beat Italy 4-0 to win their third consecutive major trophy.

In this handout image provided by LOCOG, Bollywood Actor Torchbearer 063, Amitabh Bachchan carries the Olympic Flame on the Torch Relay leg between The City of London and Southwark, during Day 69 of the London 2012 Olympic Torch Relay on July 26, 2012 in London, England.

Roger Federer defeated Andy Murray in three sets to clinch the men's singles final of the 2012 Wimbledon Championships in England.

South Africa player Mark Boucher suffers a freak eye injury in a practice game which in turn ended his international career before the Test series against England. In a career spanning 15 years, Boucher featured in 147 Tests and 295 ODIs, during which he played many valuable knocks.

Bradley Wiggins becomes the first British cyclist to win the Tour de France after coming first in this year's race.

The opening ceremony for the 2012 Summer Olympics takes place at the London Olympic Stadium with Elizabeth II of the United Kingdom declaring the Games open.

At the London Olympics 2012, Michael Phelps of the United States wins a record 19th Olympic medal, with gold in the 4x200 metres freestyle relay.

Shooter Gagan Narang wins a bronze medal in Men's 10m air rifle at the 2012 Summer Olympics, London.

Usain Bolt of Jamaica wins a gold medal in the 100 metres final at the 2012 London Olympics.

MC Mary Kom (boxing):
MC Mary Kom also called as 'Magnificient Mary' won millions of hearts when she scored a bronze medal at the London 2012 Olympics. Kom, who hails from Manipur, has also fought hard to establish a boxing academy in her homeland.

Shooter Vijay Kumar wins a silver medal in 25m Men's rapid fire pistol at the 2012 Summer Olympics, London.

Saina Nehwal poses with the Olympic bronze medal in Hyderabad on Tuesday. Nehwal became the first Indian badminton player to earn an Olympic medal when world number one Wang Xin retired in tears from their bronze medal play-off.

Virat Kohli's purple patch with the bat continued as he walked away with the ICC ODI Player of the Year.

Good: Yogeshwar DuttLike a bolt out of the blue, Haryana wrestler Yogeshwar Dutt bagged a bronze medal to make a tally of 6 medals for India - which is twice the haul from Beijing. Dutt battled 3 rounds with a swollen eye for the podium finish.

Sushil Kumar won the Silver medal of 66kg Free Style Wrestling after losing the final to Tatsuhiro Yonemitsu of Japan.

Madhura Honey, a post graduate student studying UK marched with the Indian contingent at the opening ceremony of the London Olympics surprising many.

Players of India celebrate victory after the 2012 ICC U19 Cricket World Cup Final between Australia and India at Tony Ireland Stadium

(L-R) Anastasia Diodorova of Russia, Fuying Jiang of China, Natalie Jones of Great Britain, Eleanor Simmonds of Great Britain, Verena Schott of Germany, Oksana Khrul of Ukraine and Elizabeth Johnson of Great Britain compete in the on day 5 of the London 2012 Paralympic Games at Aquatics Centre on September 3, 2012 in London, England.

Oscar Pistorius of South Africa celebrates as he wins gold in the Men's 400m T44 Final on day 10 of the London 2012 Paralympic Games

Robert Stanjek and Frithjof Kleen in action during the first Star Class race of the London 2012 Olympic Games at the Weymouth & Portland Venue at Weymouth Harbour

Rory McIlroy of Northern Ireland celebrates after winning the DP World Tour Championship on the 18th green during the final round of the DP World Tour Championship on the Earth Course at Jumeirah Golf Estates on November 25, 2012 in Dubai, United Arab Emirates.

Sebastian Vettel of Germany and Red Bull Racing celebrates in parc ferme as he finishes in sixth position and clinches the drivers world championship during the Brazilian Formula One Grand Prix at the Autodromo Jose Carlos Pace on November 25, 2012 in Sao Paulo, Brazil.

Chris Gayle's 'gangnam' exploits was quite a hit with the audiences.

West Indies cricket team were crowned the'T20 World Champions' defeating hosts Sri Lanka in the final.

Lionel Messi broke German great Gerd Mueller's 40-year-old record for most goals in a year by scoring for the 86th time in 2012.

Football legend Diego Maradona also visited India

A dejected Indian cricket team led by MS Dhoni after their 'shameful' loss to the hands of England at the Wankhede stadium in Mumbai.

Ricky Ponting of Australia is chaired from the ground by David Warner and Michael Clarke after retiring from International cricket

Indian cricketer Vangipurappu Venkata Sai (VVS) Laxman (R), wife Sailaja amd their children Sarvajith and Achinthya at a press conference held to announce his retirement from Test Cricket at the Rajiv Gandhi International cricket stadium in Hyderabad on August 18, 2012.

Fireworks explode during the Closing Ceremony at the 2012 Summer Olympics, Monday, Aug. 13, 2012, in London.

Indian skipper MS Dhoni is congratulated by his Pakistani counterpart Misbah-ul-Haq on scoring an unbeaten century

Cricketer Gautam Gambhir prepares to bowl to F1 driver Mark Webber of Red Bull during a promotional event in Noida on Wednesday.