TOKYO -- Elmo has undergone something of a metamorphosis in Japan. Sure, he still has his fuzzy red look, falsetto voice and hearty laugh in Japan's first local production of "Sesame Street." But ...

Look no further than this interview with Elmo’s puppeteer Kevin Clash if you want to know which celebrities cry when they guest star on Sesame Street (hint: all of them). Clash also reveals just how ...