updated 04/12/2010 AT 9:00 AM ET
•originally published 04/12/2010 AT 10:00 AM ET
“I don’t think any of us saw it coming. From the outside looking in, it looked like a magic couple,” the Playboy founder told PEOPLE at his 84th birthday celebration at Las Vegas’s Palms Casino Resort on Saturday.
He added: “I thought she found the right one.”