Maius Intra Qua Extra

You know, my husband and I have been married 23 years, and we only figured out about a year ago that we were doing exactly this - going to more and more extreme measures to avoid replacing the tube and make the other person do it. Then when this prompt came up, this was the first thing I thought of. When you have a passion for your subject, the words just flow. :D

By the way, I won the last bout. The next night, my husband dragged himself toward the bathroom groaning, "I am going to go brush my teeth with FAIL!"