Meester shakes and shimmies her way into the Metropolitan Opera in New York. Plus: Mariah Carey, Gwyneth & Robert Downey, Jr., Patrick Dempsey and more

GOLD STANDARD

After traveling in Europe, Paris Hilton is positively glowing as she returns to the L.A. nightlife with boyfriend Benji Madden. The pair attended the Belvedere Vodka "Jagger Dagger" fete at West Hollywood's Chateau Marmont on Monday to celebrate Jade Jagger's $250,000 diamond and sapphire encrusted ice pick.