The world's funniest kindergartner is back in - Junie B. Jones and her Big Fat Mouth. Sometimes life is P.U. Junie B.'s having a rough week. First she got punishment for shooting off her mouth in kindergarten. And now she's in big trouble again! 'Cause Monday is Job Day, and Junie B. told her class that she's got the bestest job of all. Only, what the heck is it?