I told her that I was uncomfortable perpetuating society's obsession with physical beauty by participating in a discussion about "hotness" (and furthermore, that I didn't appreciate the low-angle shots that revealed way too much of the performers' upper legs).
"But," I added, "if someone really shallow were to compile a list of the 'hottest'--as you say--female singers of the '70s, the women of ABBA would not be among the top five."
"I hate to make you uncomfortable," she said, "but if you were forced to make such a list--much as it goes against your moral grain--who would be on it?"
#1: Olivia Newton-John. Tell me about it, stud.