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The singer muscles her way through London after a visit to the gym. Plus: Reese & Jake, Jennifer Lopez, Gwen Stefani and more

SWEET SIESTA photo | Jake Gyllenhaal, Reese Witherspoon

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SWEET SIESTA

Reese Witherspoon and Jake Gyllenhaal enjoy a little poolside R&R during a romantic getaway to Cabo San Lucas, Mexico.

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Credit: NOVO-SANDY-ED/ National Photo Group

Published: Monday Mar 31, 2008 | 04:00 PM EDT

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