How did young golf star
The power couple broke the news on Twitter as they celebrated
Their tweets included a photo of fireworks above the Sydney harbor and, of course, a shot of the ring.
McIlroy, 24, from Northern Ireland, had a disappointing 2013 season on tour after leading the PGA in earnings in 2012. At one point in mid-October, he was rumored to have split with Wozniacki, but squashed those rumblings when he called the 23-year-old Dane "my girl" after winning the Luxembourg Open in late October. He capped the year by beating
Wozniacki, who withdrew from the Brisbane International tournament this week because of a shoulder injury, is also trying to shake off a rough 2013 season, when she won only one tournament. She failed to get past the fourth round in any major.