WATCH VIDEO: Beyonce Sings the National Anthem at the 2013 Inauguration of Barack Obama

Beyonce’s proudest moment ever? After singing “At Last” for President Barack Obama four years ago at an inaugural ball, the 31-year-old Grammy winner was front and center in front of the U.S. Capitol on Monday
Jan. 21 for the ultimate singing honor: Crooning the National Anthem in front of Obama immediately following his swearing-in and speech at the inauguration.
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