Beyonce, Kelly Clarkson, Katy Perry, and John Mayer were among the many celebs at President Barack Obama's second Inauguration
Brandon Blackstock and Kelly Clarkson
Kelly Clarkson donned a maroon-colored coat and violet scarf to perform "My Country 'Tis of Thee" at President Obama's inauguration ceremony at the U.S. Capitol on Jan. 21. She was joined by fiance Brandon Blackstock.
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