Holmes had a five-stroke lead at the end of the third round of the Cadillac Championship as he and Johnson both made holes-in-one on the par-three fourth hole.
McIlroy lost his cool while Holmes began and ended his day with ugly sixes but produced some excellent golf in between for a two-shot lead.
Coming off his first missed cut in eight months at the Honda Classic, McIlroy leads the strongest field of the year at the Cadillac Championship.
McIlroy was set to miss the cut after shooting a four-over par 74 in his second round of the Honda Classic on Friday to go seven-over for the tournament.
McIlroy, a triple European Ryder Cup-winning team member and four-times major champion, was asked about his reaction to the appointment of Love.
An unrelenting Rory McIlroy secured his second Dubai Desert Classic title in six years with a 2-under 70 in the final round to win by three shots on Sunday.
McIlroy was in a class of his own on Saturday, seizing a four-shot lead with a six-under-par 66 after the third round of the Dubai Desert Classic.
Jeev Milkha Singh and Shiv Kapur made an early exit from the Omega Dubai Desert Classic even as Rory McIlroy roared into the lead after a majestic eight under par 64.
McIlroy's driving radar malfunctioned early in his opening round at the Dubai Desert Classic but he showed why he is the world's number one golfer by recovering to shoot a 66.
Seeking a fourth title in eight years in Abu Dhabi, Kaymer shot a 7-under 65 in the third round on Saturday to extend his overnight lead from one stroke to six.
The absence in recent seasons of top drawcards such as Tiger Woods and reigning world number one Rory McIlroy has led to dwindling spectator attendance and calls for a change to the qualification process
Rory McIlroy overcame a slow start to shoot a five-under 67 in the opening round of the Abu Dhabi HSBC Golf Championship.
McIlroy produced a moment of magic and overcame an awkward stance to find the green from around 95 yards and sink a 12-foot putt at the Abu Dhabi Championship.
McIlroy will look back at 2014 as the year he became a true golfing great, registering back-to-back major victories in the British Open and US PGA Championship.
McIlroy said all he needed to do was cut the "bad stuff" out of his game for a really low score at the Australian Open after managing to par only five holes in second round.
Scott still feels the hurt of losing the Australian Open to McIlroy on the final green last year but believes the world number one has also inspired him to become a better golfer.
Europe won for third straight time, and now have won eight of the last 10.
Mickelson and Bradley, undefeated as a team two years ago at Medinah, face McIlroy and Sergio Garcia in the opening session of fourballs on Friday at Gleneagles.
McIlroy spectacularly eagled the par-five 15th to join Horschel in a tie for the lead in the Tour Championship and set up a thrilling conclusion to the 2013-14 PGA Tour season.
Billy Horschel, seeking a second consecutive PGA Tour victory, birdied three of the last eight holes to move two strokes clear after the second round.