The subsequent rash one develops after dropping a load into a freshly cleaned honey-bucket. The lack of feces to break your sizable log's fall in the freshly pumped toilet allows the loaf to splash the blue chemical cocktail in the bottom up into your browneye, hence causing a rash.
Watch out Doug - they just pumped the honey-bucket. There's not the usual volcano of half-digested burritos from the landscapers in there to break the fall. You're just lookin' for a case of Blue Splash Rash.