Bubba Watson's driver snaps in half before Presidents Cup foursomes

Bubba Watson's broken driver ( Vine )If the Americans weren't already frightened by the Internationals' inspired play on Day Two at the Presidents Cup, Bubba Watson sans his driver as he teed off in his Saturday morning foursomes match might have brought that angst over the top.

Why was Bubba without his big dog? It snapped in half on the driving range just minutes before his tee time.

The lefty, who produces such an advantage with his mammoth drives that have an underrated degree of accuracy, did bring a back-up driver to South Korea ... but he left it in his hotel room.

So as Watson readied himself for his match, the team USA cavalry raced to said hotel to retrieve the emergency big stick…