Here's your answer: Titleist Brand Ambassador Charley Hoffman.

Passing rain shower. Don't worry, Titleist Brand Ambassador Rickie Fowler's clubs are staying dry.

There are two re-gripping stations in the Titleist Tour Van, which make the process quick-and-easy.

Titleist Brand Ambassador Marc Leishman came to the TTV this week looking to change grips. He had different grips put on four clubs before heading to the range.

Also warming up: Titleist Brand Ambassador Scott Piercy, with Cog Hill's famous red barn lurking at the back of the driving range.

Here's a close-up.

Out on the course, Titleist Brand Ambassador Scott Stallings winds up with one of his new Prototype AP2 irons.

How deep are Scott's divots? Take a look.

Done and done.