Underwood hits the high notes at a country music festival in London. Plus: Zac Efron, the Garner-Afflecks, Fergie & Josh Duhamel and more
Credit: Michael Buckner/Getty
Published: Monday Mar 18, 2013 | 05:00 PM EDT
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Not even a pair of sunglasses can keep Zac Efron – and all that sexiness – undercover in Austin, Texas, where he makes his way to Saturday's South by Southwest festival screening of his film, At Any Price.
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