The Daily Grind Video

First Lady Michelle Obama participated in a “Let’s Move!” tennis clinic during Day Twelve of the 2011 U.S. Open at the USTA Billie Jean King National Tennis Center in Queens, New York City.

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Ms. Obama hung out, spoke and took pictures with all the children who attended in the event, but what really had people watching was the one-on-one match with grand slam champion Serena Williams.

Back and forth they went as Ms. Obama showed off her power swing against the tennis great.

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At the end, both ladies hugged it out and took a few snapshots with the kids.

Take a look as First Lady Michelle Obama takes on the first lady of tennis, Serena Williams!