NRichie051408_001_X17.jpgNicole Richie NRichieMac051408_14_X17.jpg When you're a jet-setting celebrity like Nicole Richie, you have to be reachable anywhere, anytime - which would explain why the diminutive diva brought out her laptop yesterday!

After another yet another session of traffic school, Nicole headed back into town to grab a bite - and to get a little work done on her Mac! What kind of business do you think Nicole might have been conducting? Some quick emails with the folks from Chicago, perhaps? Or maybe just organizing her pictures of Harlow?