well, sometimes,when a man is excited in a special way, blood gets diverted to his peepee and it becomes larger and stiff and stands up. By the cunning yet baffling use of wuick-release trousers one can achieve a no-hands depantsing when aroused in this way.
(
Mockingbird Practitioner of SCIENCE,
Thu 27 Sep 2007, 16:59,
archived)