Marc Jacobs for Diet Coke: Marc Jacobs has signed on as the creative director of Diet Coke for 2013. The new role has the ripped fashion designer posing shirtless with Coke cans in commercials that will run across Europe, where the beverage is celebrating its 30^th anniversary. Jacobs has also designed three cans and three bottles for the milestone, inspired by the 80s and 90s. “I still think it’s hysterical people want me to take my shirt off” Jacobs told WWD, “I’m going to be 50 in two months, so I guess I should be glad.” [WWD]

Anna Piaggi Clothing Exhibit: Legendary fashion journalist Anna Piaggi, who passed away last fall, was as well known for her signature sense of style as she was for her carefully-written articles. But her enormous wardrobe is about to find a new home, says WWD. The city of Milan is working with Piaggi’s family to set up a permanent exhibition of her clothes—the first step in the city’s creation of a public fashion museum, expected to open later this month during Milan Fashion Week. [WWD] 

Supermodel Roommates: Models Cara Delevingne and Georgia May Jagger are about to shack up….platonically, of course. The two young supermodels—Jagger made a cameo at the Olympics’ closing ceremonies, and Delevingne was just named model of the year—are looking to room together in North London, a divergence for Jagger who reportedly still lives with mom Jerry Hall. [Telegraph]