"If Spain wins, I'm going to get drunk and ski naked in Biscayne Bay," the Spanish heartthrob singer, 35, told the BBC on June 23. At that point, the Spanish team had already lost a game and were in danger of not progressing to the knockout phase.
But of course, they did progress – all the way to Sunday's final, where they beat Holland 1-0.
Now, Iglesias says he's willing to follow through on his pledge, telling Access Hollywood: "A bet is a bet!"
It's not clear when Iglesias might make good on the promise, but if he does, it won't be the first time he's skipped through the waves in the buff. "That is what we used to do when we were kids," he told the BBC.
Of course, he can probably expect a larger audience this time around.