McIlroy was just 19 years old when he made his PGA Tour debut at the 2009 WGC-Accenture Match Play, where he finished in a tie for fifth place.

On Wednesday at the PGA Championship, McIlroy was asked if he remembered how he spent that first paycheck, which prompted a rather sheepish admission from the five-time major champion. Watch it and wince. RELATED: Ohio golfer wins $150,000 Powerball prize with lotto ticket purchased on golf trip

Rory McIlroy has proposed a potential tweak to the PGA Tour's FedEx Cup Playoffs format after his decision to skip the opening event was met with widespread criticism.