The Week's Best Celebrity Style: Ciara, Kate Beckinsale, Rachel McAdams and more

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Ashley Madekwe attended Fox's Comic-Con event in an asymmetrical cutout jumpsuit by brand-of-the-moment Self Portrait. Photo: © Getty Images

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Alicia Vikander stepped out at Entertainment Weekly's Comic-Con celebration in a two-piece ensemble by Rosetta Getty. Photo: © Getty Images

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Pop wunderkind Charli XCX attended Juicy Couture's UK fragrance launch in a head-to-toe look by the brand. Photo: © Getty Images

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Gabrielle Union flaunted her six-pack abs in a Baja East jumpsuit and floor-length vest at New York Men's Fashion Week. Photo: © Getty Images

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Elle Fanning opted for a whimsical Prada frock and metallic Louboutin pumps for the premiere of 'Tig.' Photo: © Getty Images

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Ciara stunned on the ESPY awards red carpet in an ombré look by Elie Saab. Photo: © Getty Images

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Solange Knowles opted for a peachy look by Barbara Casalosa for the Kiehl's Nature by Nature party in London, England. Photo: © Getty Images

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Kate Beckinsale looked white hot in a curve-hugging Bec and Bridge frock with sheer overlay and Kurt Geiger pumps. Photo: © Getty Images

The Week's Best Celebrity Style: Kate Beckinsale, Rachel McAdams and more