...a mantra echoed on his headwear.

The staff bag of Titleist Brand Ambassador and former San Diego State Aztec, Scott Piercy.

The MB irons and Vokey SM4 wedges of Titleist Brand Ambassador Rory McIlroy.

Titleist Brand Ambassador Kris Blanks takes some time to practice his technique out of the rough.

Scott's Vokey SM4 wedges are stamped with a martial-arts-inspired "Hi-Ya!"...

Scott captured his maiden victory on the PGA Tour at last year's Reno-Tahoe Open.

Rory is looking to improve upon his strong 5th place finish at last year's Memorial.

...and effortless balance that characterizes one of the most envied golf swings on Tour.

Titleist Brand Ambassador Kyle Stanley shows the incredible clubhead speed...

B-Mac is best known as the winner of last year's British Amateur Championship.  The 21-year-old is playing in his first Memorial Tournament.