The 21-year-old One Direction singer was on hand to be the 25-year-old golfer’s caddie for the day.
“The deal was that if I make him hit a shot out there I’m going to have to get up on stage and sing with him at some point” Rory shared to the BBC at the contest.
Niall added, “I apologize to golf. I do perform to a lot of people but we were performing to their parents today! There was a lot of pressure.”