Yes, Zac Efron has a harmless, sweet appeal, but after a thinking woman turns the age of 40 or so, younger men have to bring more than just good looks to the table. Great eyes, obvious intellect, self-deprecating humor, frank and exuberant sexuality and things other than an amazing six-pack are all requirements for the enlightened cougar. Here’s the wowOwow list of the current crop of Young Hollywood men that make us purr.