Chelsea Clinton: From first kid to first-time mom

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Chelsea, dressed in a girlish frock, poses in 1991 as then Governor Bill Clinton announces his candidacy in Little Rock, AR

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In 1997, 17-year-old Chelsea performed before her parents and others in the annual spring performance of the young dancers of the Washington Ballet in Washington, DC.

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In 2000, Chelsea posed with singer Cheryl Crow for TNT's A Very Special Christmas concert celebrating the Special Olympics.

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The former first child was glowing in July 2010, when she married Marc Mezvinsky at an estate built by John Jacob Astor on the Hudson River, about two hours north of New York City.

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Bill, Hillary and Chelsea pose together at the Democratic National Convention in August 2000 in Los Angeles, California.

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Glamour magazine honored the 2010 Women Of The Year, which included Chelsea Clinton, shown here posing in New York City.

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In 2002, Chelsea attended the The White Tie & Tiara Ball in London with then-boyfriend Ian Klaus.

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Chelsea Clinton and husband Marc Mezvinsky attended the 2011 School of American Ballet Winter Ball in New York City.

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Chelsea hit up the red carpet at the The Day After Tomorrow New York Premiere in 2004.

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Chelsea looked ever so glamorous at the Costume Institute Gala in 2012.

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In 2012, Marc and Chelsea attended the Carnegie Hall 2012-2013 Season opening night gala in New York City.

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Chelsea Clinton supported the 22nd annual Glamour Women of the Year Awards at Carnegie Hall in 2012.

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Chelsea donned a cape and an intricate dress for the PUNK: Chaos To Couture Costume Institute Gala in 2013.

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Former president Bill Clinton and daughter Chelsea talked together for a program hosted in conjunction with the Nelson Mandela Foundation in 2013 in Pretoria, South Africa.