Katy Perry Wore Pierre Cardin @ 2021 Luisaviaroma For Unicef Gala In Italy Posted on August 2, 2021October 18, 2022 by Sizzler Magazine Katy Perry attends the LuisaViaRoma for Unicef event at La Certosa di San Giacomo on July 31, 2021 in Capri, Italy. She wore a Pierre Cardin dresss.