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By InStyle Staff
Updated Jul 01, 2011 @ 3:30 pm
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Summer Concert Looks
Credit: Getty Images (2)

Check out Beyoncé’s fashion double take! The star performed on Good Morning America this morning wearing the same Julien Macdonald crochet mini dress in two different colors—sunny yellow and chic black! Of course, Beyoncé isn’t the only singer with fab stage style. We’ve rounded up this season's best concert outfits, from Katy Perry's Candyland-inspired costumes to Rihanna's bold and bright looks. Click through the gallery to see this summer’s hottest tour styles, and tell us, have you seen these ladies in concert yet?