Things spiral in a predictable direction from here.
(Click on the image for larger size. 
Invisible Girl, Heroine: Chapter One, Page Fifteen written and commissioned by Dr. Faustus of EroticMadScience.com and drawn by Lon Ryden is published under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License.)
So now we’re back this old trope, so well known in all the finer trashy edges of our culture.
Image found at the photostream X-Ray Delta One.
Banged from behind with boobs against the glass shower wall, inspired by a scene in “Kentucky Fried Movie”?
Partly, but there are other sources.