Wozniacki reveals beau Rory McIlroy 'sleeping with mouth open' habit!

Caroline Wozniacki has tweeted a picture of boyfriend Rory Mcllroy, in which he is seen sleeping with his mouth open.

According to the CBS Sports website, the former world No 1 suggested that Mcllroy was suffering from a bit of jet lag, News 24 reported.

The 24-year-old golfer recently failed to finish in the Top 30 of the FedEx Cup standings after the BMW Championship.