Be the one he'll never forget: okay, no girl wants a stalker, but there's little harm in having a man be just a wee bit preoccupied you ... for life. Check out what guys say will do the trick. (What Guys Want).

* Guys may not be famous for their ability to commit anniversaries, birthdays, or your cousin's wedding date to memory. But when it comes to remembering the most incredible woman they've ever met, they're more reliable than your best water-proof mascara. Men are suckers for that once-in-a-lifetime girl who doesn't just make an impression but leaves a deep dent. While being the one chick to make that mark may seem like a formidable task, it's not as tricky as you might think. Whether it's a guy you just met or your boyfriend of five years, it's the little things you say and do that count. If you want to be on his brain forever--and beat out the female competition--read on ...