The Three-and-a-Half bathroom; the Mecca of Those Who Dare (namely, Judy).
Home to the Power Shower.
Also, some say this bathroom is haunted because a girl once killed herself in a stall here.
Even More Also, once the bathroom above this (4 1/2) collapsed through the ceiling and created a grand meshing of half-floor bathrooms. We were just relieved it stopped there; under this bathroom there's a long drop down to the dining hall!