Rory McIlroy turns his hand to tennis at an exhibition event in New York . New golf no.1 ' wins ' match against Russian star Maria Sharapova . Sharapova beats McIlroy 's girlfriend 6 - 1 6 - 4 . Andy Roddick defeats Roger Federer 7 - 5 7 - 6 at Madison Square Garden .
Rory McIlroy turns his hand to tennis at an exhibition event in New York . New golf no.1 'wins ' rally against Russian superstar Maria Sharapova . Sharapova beats McIlroy 's girlfriend 6-3 6-4 . Andy Roddick beats Roger Federer 7-5 7-6 at Madison Square Garden .