. ♪ >> reporter: the video's director, carlos peres, says fonsi had a simple yet poignant idea for thefe inside the culture of puerto rico. ♪ we're talking about who the lead could possibly be. we all knew that it had to be someone that felt credible in the environment and above and beyond all really was a true representative of the beauty if the caribbean. >> reporter: if showcasing puerto rico's beauty was the goal, zuleka rivera was the answer. >> they said, i want you to feel the music. i just want you to be here. just walk from here to there. and just feel the music. whatever you feel about the song, just do it. so pretty much i was freestyling. >> miss puerto rico! >> reporter: that's her back in 2006 being crowned miss universe, bringing home the win for puerto rico. the dress she wore in that video a nod to her pageant dress. >> when i saw the video it's like, everybody's having a great time. everybody's dancing. everybody's so happy. and that's what you see in puerto rico. >> reporter: turns out the single most-watched youtube video of all-time was all shot in one day. and edi