I'm ridiculously shallow. Looks are really important to me. I think it's essential for you to be attracted to your sexual partner/s and there's nothing wrong with admitting that. Sex is a really important part of a relationship. I'm not going to sleep with old, obese men that I'm not attracted to just to prove to others that I'm not superficial. I am superficial (in the initial stages of meeting someone and assessing whether or not I'm attracted to them) and I think that's ok.
With the Sam Smith thing, I don't think "shallow" is the right word. I'm sure his boyfriend is attracted to Sam's talent and gift as well. And for all we know, Sam is his type looks-wise as well, so we shouldn't judge. But most of the comments in that thread have to do with the guy being a "gold digger" which isn't really what being shallow is. If the question is "How gold-digging do you think gays are?" then the answer is a solid 10. My god...every gay in Sydney seems to have (or have had) a sugar daddy