The Ryder Cup hasn't even teed off yet, but Rory McIlroy and Team Europe have already experienced their first dose of heckling from the New York crowd at Bethpage Black.

During his final practice round on Thursday, the five-time major winner was subjected to a comment from a fan that was so good that it had his European Ryder Cup teammates Shane Lowry and Tyrell Hatton acknowledging and applauding it. Rory McIlory and Team Europe react to savage cat call from US fan at Ryder Cup

In a clip posted by Golf Channel's Gary Williams , the career Grand Slam winner was seen buttoning up his polo shirt, and one Team USA fan saw a glimmer of an opportunity to strike, and a glorious one at that.

"You don't need a button to choke, Rory!" he yelled as others in the crowd burst into crie

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