Happy 27th birthday to Argentine prolific striker Sergio Aguero, congratulations to Steve and Mark Waugh for reaching half a century, and a huge happy 34th birthday to retired tennis star Nikolay Davydenko.

Sergio Aguero is an Argentinian footballer who plys his trade at Manchester City. He is regarded as one of the most complete strikers in the modern era, and is touted by many as the best player in City.

Steve and Mark Waugh, former Australian cricketers and prolific batsmen. The twins were characterised by their steady rise through the sporting rankings in a variety of sports.

Nikolay Davydenko, retired Russian tennis player and former world No3. He won the 2009 ATP World Tour Finals, and he also won three ATP Masters Series.