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The couple marches through Washington D.C., to protest toxins in vaccines. Plus: Lindsay & Samantha, Michelle Williams, Kate Hudson and more

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UP, UP AND AWAY!

Katherine Heigl prepares to rise to the occasion in a hot air balloon while filming the romantic comedy The Ugly Truth Tuesday in Winchester, Calif. The Grey's Anatomy star plays a romantically challenged TV producer in the film, which costars Scottish heartthrob Gerard Butler.

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