Jordan Spieth reacts after his birdie on the 18th hole during the first round of the Masters golf tournament Thursday, April 9, 2015, in Augusta, Ga. (AP Photo/Chris Carlson)
Rory McIlroy, of Northern Ireland, hands Niall Horan from the band One Direction a club during the Par 3 contest at the Masters golf tournament Wednesday, April 8, 2015, in Augusta, Ga. (AP Photo/Matt Slocum)
Rory McIlroy, of Northern Ireland, tees off on the second hole during a practice round for the Masters golf tournament Wednesday, April 8, 2015, in Augusta, Ga. (AP Photo/Matt Slocum)
Bubba Watson gets ready to hit on the driving range during a practice round for the Masters golf tournament Tuesday, April 7, 2015, in Augusta, Ga. (AP Photo/Matt Slocum)
Bill Haas reacts after a chip shot to the seventh hole during the fourth round of the Masters golf tournament Sunday, April 13, 2014, in Augusta, Ga. (AP Photo/Chris Carlson)
10ThingstoSeeSports - Bubba Watson's caddie Ted Scott, right, and spectators celebrate as Bubba Watson wins the Masters golf tournament Sunday, April 13, 2014, in Augusta, Ga. (AP Photo/Chris Carlson, File)
Jason Day, of Australia, holds up his ball after putting on the eighth hole during the third round of the Masters golf tournament Saturday, April 12, 2014, in Augusta, Ga. (AP Photo/Matt Slocum)
Jordan Spieth waves his putter after a par putt on the 10th hole during the fourth round of the Masters golf tournament Sunday, April 13, 2014, in Augusta, Ga. (AP Photo/Charlie Riedel)
Defending Masters' champion Adam Scott, of Australia, shakes hands with Bubba Watson, right, after presenting him with his green jacket after winning the Masters golf tournament Sunday, April 13, 2014, in Augusta, Ga. (AP Photo/David J. Phillip)
Matt Kuchar reacts as he narrowly misses a putt on the second green during the fourth round of the Masters golf tournament Sunday, April 13, 2014, in Augusta, Ga. (AP Photo/Matt Slocum)
Bubba Watson, speaks during a press conference wearing his green jacket after winning the Masters golf tournament Sunday, April 13, 2014, in Augusta, Ga. (AP Photo/Chris Carlson)
Defending Masters' champion Adam Scott, of Australia, helps Bubba Watson, left, with his green jacket after winning the Masters golf tournament Sunday, April 13, 2014, in Augusta, Ga. (AP Photo/Chris Carlson)