At the first play-off hole, Johnson knocked his approach to three feet and holed the birdie putt after Spieth had missed from distance. Here's the full recap of an exciting duel.
Johnson stole the win from the clutches of the No.3 player in the world in NY to take out the first leg of the $US67 million FedEx Cup playoffs series.
"I feel the game's back in form like it was leading into he Masters", Said DJ.
Asked about the NY fans' reaction to him, Dustin Johnson said, "I love playing in NY".
Suri began the day two shots behind Horsey, but the Englishman dropped a shot at the first, while Suri birdied the second, third and fourth to take control. I think it's the epitome of our game and really the epitome of all sports. And then Spieth put together a stretch Friday afternoon reminiscent of his British Open victory, minus a shot from the driving range, in a 65. "I'm much more mentally sharp right now than I have been all year, which is great, even though I am making silly errors".
Watson shot a four under par 276 for the tournament, and that placed him in a tie for 10th with six other players including Louis Oosthuizen, Robert Streb, Patrick Cantlay, Chez Reavie, Justin Rose and Matt Kuchar.
There was some disquiet on social media though from fellow pros at the choice of play-off hole, the 18th, which seemed to favour the big-hitting Johnson.
"Mistake on six kind of flustered me for a couple holes".
Temperatures in the 80s Thursday in central Oklahoma
WEDNESDAY: A few rain showers will be possible early in the day, with mostly sunny skies expected for late in the day. Wednesday will be slightly cooler, with a high of 81 degrees and a low of 58 degrees.
"I'm expecting to play very well", he said when asked his expectations of the remaining playoff events.
Johnson blasted out to within four feet of the hole.
"But I feel great about my game".
"When someone is playing as well as Julian was, you know that you are going to have make birdies and it really focuses you on what you have to do". He played a bogey-free final round and won in a playoff.
Sung Hyun Park added the Canadian Pacific Women's Open title to her U.S. Women's Open crown with a comeback victory Sunday at Ottawa Hunt.
"It was a big win, for sure, especially after the start I got off to his year", Johnson said, alluding to three straight victories against strong fields.
One problem: Mitchell was misinformed, as he only needed a four to make the cut.
Chris Paisley, Steve Webster and Ben Evans shared third place on 13 under, with 51-year-old John Daly who was trying to become the oldest victor in European Tour history finishing in a tie for 10th after a closing 71.