Titleist Brand Ambassador Rory McIlroy tosses his Pro V1x golf ball in the air while walking to the next tee during a practice round earlier this week. Also pictured: Rory's Scotty Cameron GSS Prototype in Chromatic Bronze finish and his new Tour Only…

Rory warms up on the range with his Titleist MB irons.

Next to Rory, that's Titleist Brand Ambassador Zach Johnson working with his Titleist 910D2 9.5º driver. (And that's Titleist Brand Ambassador Gary Woodland behind him.)

Back out on the course, Pro V1x loyalist Luke Donald blasts out from one of Royal St. George's infamously-deep bunkers.

Titleist Brand Ambassador Steve Stricker isn't lost. He's just walking to the next tee.

Titleist Brand Ambassador Bill Haas warms up with his Titleist 910D2 8.5º driver.

And that's Titleist Brand Ambassador Nick Watney gearing up for a range session.

Time to hit the links!