Late-night host Stephen Colbert on Tuesday mocked President TrumpDonald John TrumpDeWine tests negative for coronavirus a second time Several GOP lawmakers express concern over Trump executive orders Beirut aftermath poses test for US aid to frustrating ally MORE over a video clip showing him apparently saying the word "oranges" instead of "origins."

Speaking to reporters in the Oval Office earlier Tuesday, the president said he thought the media should look into the "oranges" of special counsel Robert MuellerRobert (Bob) MuellerCNN's Toobin warns McCabe is in 'perilous condition' with emboldened Trump CNN anchor rips Trump over Stone while evoking Clinton-Lynch tarmac meeting The Hill's 12:30 Report: New Hampshire fallout MORE’s investigation, which Colbert referred to as a "slip of the brain."

"Yes, sir. We must take a look at the oranges of the investigation," Colbert said before launching into a series of citrus-inspired puns.

"I say it is high clementine we do so," he said to applause. "The American people will not stangerine for it any longer. We can vitamin C right through the lies. We Tropi-can handle the juice.”

The "Late Show" host then told the audience his version of a well-known knock-knock joke, with the punchline "Orange you ashamed we have a president who can’t pronounce origins?"

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Trump said last week that he was comfortable with the full Mueller report being released after Attorney General William BarrBill BarrGOP lawmaker calls for Justice Dept. to probe international court Barr pulls over to thank pro-police rally in Virginia Trump: Yates either lying or grossly incompetent MORE's summary said it found no evidence of collusion between the Trump campaign and Russia.

But on Tuesday, the president again lamented the two-year investigation and called lawmaker efforts to seek the entire document a "waste of time."

"I think it’s a disgrace," he said. "These are just Democrats that want to try and demean this country, and it shouldn’t be allowed."

The House Judiciary Committee is set to vote Wednesday to authorize a subpoena for the entire document and its underlying evidence.