Jimmy Fallon mused on what went down when a couple of power-hungry pals reconnected Wednesday.

“The Tonight Show” host noted that President Donald Trump and Russian President Vladimir Putin had a phone chat that included at least one remarkable nicety.

“There was a cute moment during the call when they both said, ’How’s your unwinnable war going? Jinx!”

Fallon waited a moment for the zinger to sink in.

Fast-forward to 1:23 for that segment: