Celebrities at the Democratic National Convention

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Jessica Alba, center, her husband Cash Warren, left, and singer Fergie wave flags during the final session of the Democratic National Convention at Invesco Field in Denver.

Cash Warren, Jessica Alba, Fergie

( Charles Dharapak / Associated Press )

Jessica Alba, center, her husband Cash Warren, left, and singer Fergie wave flags during the final session of the Democratic National Convention at Invesco Field in Denver.