Last year, on the cusp of what might have been his big breakthrough, he called a penalty on himself in a playoff against Furyk in the Verizon Heritage Open, which cost him the championship (only Davis saw the infraction).

FORBES: You, Too, Can Play in a PGA Tour Pro-Am

Davis made a play-off against former US Open champion Jim Furyk at the Verizon Heritage event but called a penalty on himself for illegally striking a reed with his backswing, suffering a two-shot penalty which effectively handed the title to Furyk.

BBC: Phil Mickelson misses cut in PGA Tour event at Colonial