Kristen Stewart looked snazzy in her suspenders, rolled-up jeans, and blazer while posing at a photo call with Taylor Lautner in Mexico City today. The two have already been quite the jet-setting duo promoting New Moon , but aren’t causing the same level of frenzy that Robert Pattinson has been in Japan . Today we got a sneak peek at Kristen trading in her casual style for formal wear in her Harper’s Bazaar shoot with Rob . Taylor Launter looks happy being the one on Kristen’s arm at the moment, since their relationship is the center of the film, but we’re also wondering if he’ll be back with his…
