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And luckily for Europe it wasn't on the golf course.
The world number one was impeccable throughout, crushing USA's Rickie Fowler in the singles on the final day.
But it was while watching Ryder Cup rookie Jamie Donaldson standing on the brink of retaining the cup that he accidentally popped the cork from his magnum of champagne.
At least Graeme McDowell saw the funny side.
More: The ten weirdest things to have ever happened on a golf course