Hope someone remembered the SPF 3000!
Here's golf superstar Rory McIlroy catching some rays in Barbados with his fiancee Erica Stoll ... trying to carefully fill in some of that t-shirt tan he got on the links.
Rory and Erica -- who works for the PGA -- got engaged back in December. No word on when the wedding will be.
But seriously, apply sunscreen generously ...