George W. Bush gave fellow former president Barack Obama a friendly belly tap at the Jan. 9 funeral of Jimmy Carter, and the internet was obsessed with the viral moment.

George W. Bush walked past Donald Trump and gave Barack Obama a tap on the belly as he arrived at his seat for Jimmy Carter’s funeral service on Thursday. A two-second video of the interaction between the former presidents went viral,

George W. Bush's unlikely friendship with the Obamas once again on display on Jan. 9, when the Republican gave Barack Obama a friendly greeting at the state funeral for Jimmy Carter

WASHINGTON — Former President George W. Bush's casual greeting of former President Barack Obama at Jimmy Carter's state funeral is going viral online. Obama was seated next to President-elect Donald Trump and his wife, Melania, ahead of the service Thursday at Washington National Cathedral in the nation's capital.

Joe Biden, Donald Trump, Barack Obama, George W. Bush and Bill Clinton — reunited at Jimmy Carter's funeral service in Washington, D.C., on Jan. 9. Obama and Trump held a long conversation at the start of the event,

George W. Bush's unlikely friendship with the Obamas ... a different light-hearted moment between him and his successor, Barack Obama. Related: Michelle Obama Skips Jimmy Carter's Funeral and ...

In 2009, Barack Obama was sworn in as the United States' 44th president and the nation's first Black chief executive. In 2010, senior Hamas Commander Mahmoud al-Mabhouh was assassinated in his hotel room while on a visit to Dubai in the United Arab Emirates.

Which president had the longest inaugural address? Which has been sworn in the most? Which ended the ceremony’s top-hat tradition? Here are some tidbits you might not know about Inauguration Day.

Joe Biden, before departing the White House for the final time today, will leave Donald Trump a letter on the the Resolute Desk in the Oval Office, sources have confirmed.

Revisiting Dwight Eisenhower’s 1953 inauguration, from the vantage point of George W. Bush’s 2001 inauguration.

Monday’s change of Oval Office occupants is a ritual full of traditions and customs. One of the more modern ones began in 1989, when Ronald Reagan left a note for George H.W. Bush on stationery with a whimsical bit of advice.