While both are famous, they come from completely different celebrity backgrounds.

How did this friendship come to be?

McIlory challenged Markle, who agreed if McIlory doused her with freezing water himself, which he did.

Meghan Markle attends an event in a red dress

Meghan Markle wrote about Rory McIloy on her blog

The year 2014 was a simpler time.

It was on that blog that Markle gushed about Rory McIlroy.

Daily Mail also reported what Markle wrote before The Tig was shut down.

Rory McIlroy does the Ice Bucket Challenge with Meghan Markle

She called him “THE Rory McIlroy,” and wrote about his inspiring work-meets-play ethic.

Or at any age, to be honest," she wrote.

“He is not just the real deal… he is real.

And perhaps that is what makes him even more cherished.”