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Elle Macpherson and Gwyneth Paltrow were among the stylish stars at the opening of Louis Vuitton’s Bond Street Maison in London last night. The Australian supermodel opted for a short white shift from Vuitton’s Cruise 2010 collection, which she paired with black satin slingbacks, while the actress chose a tweed keyhole dress from the Cruise 2011 collection, which she paired with feathered peep-toe booties on the red carpet before switching to pink satin pumps for the party (such are the benefits of celebrating in a store). Thandie Newton, Gemma Arterton, Alexa Chung and Kirsten Dunst also made their way through the luxurious tri-level boutique whilst decked out in Vuitton’s latest 1950′s-inspired frocks. The French fashion house’s creative director, Marc Jacobs, summed up the store, and the scene, best: “It’s a monument to luxury and visual stimulation,” he told Vogue UK. “It just goes on and on.”

See more of the stars from last night’s chic events, including Vanessa Hudgens and Michelle Trachtenberg!

The following is a guest post from one of our favorite shopping destinations, Decadestwo.

Decadestwo co-owner Christos Garkinos‘s keen eye and sophisticated sense of style come in handy when it comes time to update your warm-weather wardrobe. With temperatures on the rise, he’s given his top five picks for transitioning from spring to summer exclusively for InStyle.com readers.

1. This Chanel garden party dress from the Spring 2009 collection (far left, size 40 and priced at $2000) is crafted with fabulous deco details, such as pleating at the bodice and a black and pink color palette.

2. We’re always on the hunt for pieces on their way back around. Floral sheaths, like this Dolce & Gabbana watercolor print dress (near left, size 38 and priced at $550), were hot in the 90s—at the time you may have paired it with grunge-style combat boots. Today, the slip-inspired dress has grown up and so have we. More