former first lady Jill Biden wore an all-purple getup by Ralph Lauren. The monochromatic moment was punctuated by a double-breasted coat that was cinched at the waist as well as coordinating gloves and heels. Former Secretary of State Hillary Clinton ...

First lady Jill Biden and President-elect Trump surprised observers in December after appearing chummy at the reopening of the Notre Dame Cathedral in Paris — and now the former first lady has revealed what the pair talked about in that viral moment.

On Inauguration Day, Melania Trump, the first lady, wore a navy coat and skirt by the American designer Adam Lippes with a wide-brimmed hat by Eric Javits. Jill Biden, the former first lady, wore a purple coat and dress designed by Ralph Lauren, a color often worn to symbolize bipartisan unity.

Just ten days ago, at Jimmy Carter's state funeral at Washington National Cathedral today, all five living U.S. presidents attended: Bill Clinton, George W. Bush, Barack Obama, Donald Trump, and Joe Biden. Today, all five men were once again in the same place, as Clinton, Bush, Obama, and Biden attended Trump's inauguration.

And not just American designers but, in Mr. Biden’s case, Ralph Lauren, a man who built his entire identity on the American dream. For her part, Jill Biden chose labels designed by women, like Markarian and Gabriela Hearst in New York.

Ahead, we break down 21 of the best Inauguration Day looks of all time, from Lady Gaga’s subtly patriotic Schiaparelli dress to Jackie O’s Halston hat and Oleg Cassini coat.

Inauguration Day festivities brought plenty of high-profile style on everyone from incoming political figures to inauguration performers. "Good Morning America" is taking a closer look at the standout looks of the day from Ivanka Trump's sleek, deep green ensemble to Usha Vance's soft pink coat with a matching scarf.

The inauguration is really about swearing in the next president, but first ladies throughout history have stolen the show with their inaugural gowns.

The guest list includes some of America’s most influential tech billionaires and politicians as well as some foreign leaders and celebrities who have embraced Trump.

During his inaugural address, Donald Trump said he would sign an executive order to rename the Gulf of Mexico to the "Gulf of America." Joe Biden and Hillary Clinton could be seen visibly reacting to that part of Trump's speech.

Hillary and Jill Biden looked ready to make a swift exit during Donald Trump's inauguration ceremony - as frenzied social media users noticed they both kept their purses on.

First lady Jill Biden reveals what she and President-elect Trump said to each other in a viral moment at the reopening of the Notre Dame Cathedral in Paris.