>> i think groucho marx said you're only as old as the woman you feel. >> i didn't say that. those are the lines they lay on me. >> is that true, hef? you feel these young ladies keep you feeling young? >> i do think -- yes, i think without question a relationship with a younger does keep you alive, yes, certainly. >> i mean, no offense to you, but fidelity has never been your strong point. when you say your vows to crystal, are you actually going to mean them? >> oh, yes. >> can you imagine being faithful to her? >> i was married -- my last marriage, which was not successful, i was faithful to her. >> so you actually are going to be genuinely faithful to crystal? >> yes, absolutely. >> really? >> what happens to all the other women in the mansion? >> they still come around. every weekend. everyone's there. >> they're not allowed anymore to partake -- >> they're not allowed upstairs. >> so that's it. >> unless she invites them. >> you've hung up your sword, for want of a better phrase. >> well, i mean, you never know. >> that's what i mean. crystal, do you trust him? >> oh, y