#RIPScottBaio was trending on Twitter this afternoon, despite the effusive and vulgar protestations of the Joanie and Chachi star. If you'd visited Wikipedia, searching (as one does) for some "Baio"-graphical information, you would've learned what killed him: diaper rash. "There was only one way to spread awareness of the very real threat of 'diaper death,'" I was told when I talked the guy who'd kicked off the rumor.