Charley Hull reveals why she dramatically changed her look

Charley Hull's blonde locks have long been part of her signature look. When she showed up to the FM Championship in late August with brown hair, even her own putting coach, Nick Soto, didn't recognize her and walked right past.

At this week's Walmart NW Arkansas Championship, where 30-year-old Hull opened with a 6-under 65, the popular LPGA star was asked what inspired her to make the dramatic change.