Trump is obviously no fan of Biden, but Obama and his veep also have a famously complex relationship, only made more so after Obama helped nudge Biden to quit the presidential race last summer. Surely Obama feels some frustration that Biden fumbled a possibly winnable race; maybe he couldn’t help spill to his sworn enemy?

The former president and once-again-future president, who are historically something less than besties, chatted it up before the service began. (Michelle Obama was not in attendance.)

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.

All the living U.S. presidents sat near each other during former President Jimmy Carter’s funeral, including Donald Trump, who was spotted laughing and chatting with Barack Obama.

The two men were seated next to each other at the National Cathedral in Washington, D.C., talking before Carter’s funeral officially started. Trump leaned in to say something to Obama, who listened before laughing and smiling as Trump continued to speak into Obama’s ear.

Leaders of American government, including five living presidents, attended Jimmy Carter's formal state funeral in Washington on Thursday. But where was former first lady Michelle Obama?

Neither George W. Bush or Laura Bush seemed to greet the Trumps on their way in. The couple did turn around to greet the couples seated behind them including former Vice President

Former President Bush gave former President Obama a belly tap at the funeral on Thursday for the late President Carter, a moment caught on camera and then shared widely on social media. When Bush entered the pew with the other presidents,

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,