A guy in Portland, OR, had a habit of pleasuring himself in front of homeless people from inside an open porta-potty. Eventually they decided they'd had enough and tipped it over while he was inside. By the time rescue workers were able to extricate him, he was covered in human waste.
http://www.katu.com/news/local/port...eastside-esplanade-porta-potty-306163961.html
http://www.katu.com/news/local/port...eastside-esplanade-porta-potty-306163961.html