In my opinion, monogamy is something that you do so that the person you love lets you keep living with them, not because it's particularly rewarding for its own sake.

So a threesome always sounded like the perfect solution for partner-sanctioned cheating. But I didn't really catch the ménage a trios bug until about four years into my current relationship, when the boyfriend and I began actively seeking a woman to join us in the bedroom. I wanted to try something exciting and different to shake up our sex life, but -- I'll admit it -- I also wanted the good-girlfriend points amassed by participating in such an encounter.

After a few failed attempts, I finally drowned my nerves in roughly a gallon of wine and propositioned a similarly soused friend while sharing a cab home from the bar. We called my man and told him the good news (His response: "I'm sleeping") before stripping down and slipping between the sheets of our shared queen-size bed...