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.)

When asked Thursday what he and Barack Obama chatted about earlier at former President Jimmy Carter’s funeral in Washington, D.C., Donald Trump declined to go into details—but said he didn’t realize how friendly the exchange appeared to those watching.

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?

Former President Barack Obama attended Jimmy Carter’s state funeral on Thursday without his wife, Michelle Obama, although a spokeswoman for the former first lady said she sent her condolences to the Carter family.

Former first lady Michelle Obama did not attend President Jimmy Carter's funeral at the Washington National Cathedral — and social media took note.

President-elect Donald Trump said he and former President Barack Obama “probably do” like each other in reference to the pair being spotted chatting and laughing at the late President Jimmy Carter’s memorial service.

President-elect Donald Trump admitted that he was unaware of “how friendly” his conversation with Barack Obama “looked”