Former Maryland Gov. Martin O’Malley (D) shared a photo of himself with Canadian Prime Minister Justin TrudeauJustin Pierre James TrudeauIran expected to send Ukraine the black boxes from downed passenger plane Poll: Most Canadian taxpayers don't want to pay for Prince Harry and Meghan Markle's security costs Trudeau: Escalating 'tensions' with Iran to blame for downed jet MORE on Thursday in the wake of a viral clip apparently showing Trudeau and other world leaders gossiping about President TrumpDonald John TrumpTrump says US has coronavirus 'totally under control' Senate Republicans muscle through rules for Trump trial Collins breaks with GOP on attempt to change impeachment rules resolution MORE.

“It’s ok, Justin. We laugh at him a lot too," O'Malley, a former 2016 Democratic presidential candidate, tweeted.

Trudeau was seen in the viral clip talking with British Prime Minister Boris Johnson and French President Emmanuel MacronEmmanuel Jean-Michel MacronHillicon Valley — Presented by Philip Morris International — Apple reportedly dropped plans to let iPhone users encrypt backups | Justices decline facial recognition case | Critics fear Facebook losing misinformation fight | Truce on French tech tax On The Money — Presented by Wells Fargo — Trump at Davos warns Europe on trade | President boasts about US economy to global elite | Experts say Trump trade victories may yield little growth Trump at Davos sends warning shot to Europe on trade MORE, saying at one point while apparently referring to Trump, "He was late because he takes a 40-minute press conference off the top.”

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Trump later insisted the other heads of state “weren’t laughing at me, they were laughing with me,” but also called Trudeau “two-faced.”

The moment emerged near the end of the NATO leader summit in London. Trump later canceled a scheduled press conference before returning to the U.S. from the summit.

Former Vice President Joe BidenJoe BidenSanders holds four-point lead on Biden in new California poll Senate blocks push to subpoena Bolton in impeachment trial Sanders, Biden campaigns ramp up attacks over Social Security MORE, a leading 2020 Democratic candidate, also seized on the moment, releasing a campaign ad Wednesday that incorporated the footage.

“The world is laughing at President Trump. They see him for what he really is: dangerously incompetent and incapable of world leadership," Biden tweeted. "We cannot give him four more years as commander in chief.”