According to this study it's not looks that are the go to when it comes to attractiveness. Apparently all you need to do is smell pretty and not have an annoying voice. The first part isn't hard to achieve. However, I feel like the sound of someone's voice is VERY subjective. Someone's voice could be REALLY annoying for one person but the sweetest thing another person has ever heard. Hmmmmm.
Read more about it HERE