Fashion Roundup: Salma Hayek and Francois-Henri Pinault Wed; Kanye West Shows His Diva Side; Giorgio Armani, Blogger!

PPR chairman Francois-Henri Pinault married Salma Hayek in Paris over the weekend; the two have had an on- and off-again relationship since 2007. [Vogue UK]

White House social secretary Desiree Rogers attended Carolina Herrera's show this morning, and also plans to stop by Donna Karan and Thakoon. [WWD] 

Kanye West is acting like a diva at fashion week, refusing to speak to people and hiding behind his entourage. (He tried to give us the slip at the Band of Outsiders show on Sunday.) [NY Daily News]  

Model Coca Rocha is interviewing celebrities at the shows this week for E! News. [WWD] 

Giorgio Armani is guest-blogging for NYTimes.com blog The Moment about his trip from Milan, over-cooked American pasta at Scarpetta and clubbing till 2 a.m. at Cielo. [The Moment]