See All the Dresses From the Grammys

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The red carpet was certainly a fancy affair tonight: All that Armani! (Gaga and Usher, we're looking at you.) Rihanna made an entrance in Elie Saab Couture while Katy Perry went for a rather shiny Zac Posen. Check out all the dresses and more in the red carpet slideshow, updating all night over at our brother blog Vulture. [Red Carpet at the Grammys]