How quickly in an era of malleable truth do tantalizing falsehoods make the rounds. 。

On Friday, it was Fox News' turn. Network anchors joked in a segment that they'd asked Donald Trump to turn the White House lights on and off if he was watching the show. Their request was followed by a video clip of a light flashing in a far right window of the building as if he really were playing along. 。

SEE ALSO:Google purges nearly 200 websites in fake news crackdown  。

The whole thing was duly tweeted out by "Corgi Dad, Millennial and Trump Supporter" -- and TV political pundit -- Harlan Hill. Cue much merriment.。

Tweet may have been deleted。

Tweet may have been deleted 。

People were, naturally, delighted -- and various media fell for it. 。Mashable Top StoriesStay connected with the hottest stories of the day and the latest entertainment news.Sign up for Mashable's Top Stories newsletter。By signing up you agree to our Terms of Use and Privacy Policy.。

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AWESOME! President Trump Turns White House Lights On And Off For FOX News https://t.co/3wbRNDRFI via YouTube。

— summerday111 (BurchamDena) January 27, 2017。

The only problem: the whole thing was a joke, presumably centered around recent allegations that Trump tweets out things he's just seen on TV. Like that time this week he called pardoned whistleblower Chelsea Manning an "ungrateful traitor" shortly after Fox News used the same words on screen.。

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Or when he suddenly got obsessed with gun violence in Chicago after Fox ran a segment on the city -- among all the other times. 。

Tweet may have been deleted。 However much Trump might watch or be influenced by Fox News or other TV shows, there's no proof he'll turn the White House lights on and off like a gleeful three-year-old when the networks asks.。As 。

As 。

Politico。

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reporter Alex Weprin pointed out, the whole thing was a joke from the producers and presenters. Not even fake news.。

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Stand down Twitter: things are a bit haywire right now, but not that crazy. 。

Featured Video For You 。Even Fox News is defending CNN against Trump。TopicsTwitterDonald Trump 。