Jamie Donaldson and Justin Rose are hoping their fast starts can carry through for another three days.
Donaldson and Rose are atop the leaderboard at the Abu Dhabi Golf Championship after Thursday's action. They each shot a 5-under par 67 to hold the lead going into Friday.
Sitting in third are Thorbjorn Olesen and Pablo Larrazabal, who each shot a 4-under par.
Tiger Woods and Rory McIlroy made their 2013 debuts Thursday, but it didn't go as planned. Woods was even on the day, shooting a 72. McIlroy struggled even more, shooting a 3-over par 75.
David Howell sits in fifth with a 3-under par, while Jason Dufner and Ernie Els are tied for 16th with 16 other golfers with a 1-under par.
Friday's second round will actually start late Thursday night on the east coast. Rose will be one of the first out on the course with a 10:50 p.m. ET start, while Donaldson tees off at 3:25 a.m. ET.
Woods and McIlroy will each tee off at 3:05 a.m.
Visit Golf.com for a complete leaderboard.