Giorgio Armani, right, is flanked by his niece Roberta as he arrives for an exclusive fashion show in Milan, Italy, Thursday, April 30, 2015. The Milan Expo 2015 world's fair has some heady ambitions: devise a plan to feed the planet, boost Italy's economy and raise Milan's profile. Giorgio Armani has invited VIP guests to an exclusive fashion show on the eve of Expo and opens a museum recounting his 40-year history called Silos, which will remain a fixture. (AP Photo/Luca Bruno)