First Jessica Simpson ditches her Roberto Cavalli gowns for sweats and baseball caps, and now Victoria Beckham is leaving her micro-minis behind for warm-up jackets and sneakers? What's going on with our favorite glamazons? Posh stepped out into L.A.'s Dodger's stadium yesterday to throw out the first pitch in the Dodgers vs. the Mets in casual white shorts, a Dodgers zip-up jacket and sneaker wedges (it's still Posh, after all). Victoria looks so appropriate for ...