When I was in elementary school Dolly Parton boob jokes made the rounds. I think we've all adjusted our view of her as a person since those days
There are different standards expected of schoolboys compared to respected scientists announcing historic breakthroughs.
In the 80's there was a relatively famous Canadian comedy duo that did a song called Dolly Parton's T*ts. Definitely there was an obsession with them. I still remember David Letterman joking with her about them, too.