Details magazine features a new Q&A with Playboy magnate Hugh Hefner, 81.

Hugh Hefner.. 

- On sex in his eighties: “I still have sex several times a week. But when you talk about sex, it’s the intimacy that matters.”

Holly Madison (left) & Bridget Marquart (right) with Hugh Hefner

- On his three girlfriends: “I love Holly Madison the most. Five or six years ago, she was simply one of seven girlfriends, but after the show started, I fell deeply in love with her. She’s the relationship that will last the rest of my life.”