Rudy GiulianiRudy GiulianiThe Hill's Morning Report - House prosecutes Trump as 'lawless,' 'corrupt' What to watch for on Day 3 of Senate impeachment trial 'Emotion' from Trump's legal team wins presidential plaudits MORE called President TrumpDonald John TrumpMnuchin knocks Greta Thunberg's activism: Study economics and then 'come back' to us The Hill's Morning Report - House prosecutes Trump as 'lawless,' 'corrupt' What to watch for on Day 3 of Senate impeachment trial MORE this week to say he had been joking when he said he had an “insurance policy” in case the president turned on him, Giuliani’s attorney told Reuters on Wednesday.

Robert Costello told the news service that he insisted his client make the call after Giuliani said in a televised interview that he had an “insurance policy, if thrown under the bus.”

Giuliani has claimed the comments were sarcastic but also implied he was referring to possessing incriminating information on former Vice President Joe BidenJoe BidenThe Hill's Morning Report - House prosecutes Trump as 'lawless,' 'corrupt' What to watch for on Day 3 of Senate impeachment trial Sanders wants one-on-one fight with Biden MORE rather than Trump.

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"He shouldn’t joke, he is not a funny guy," Costello told Reuters. "I told him, 'Ten thousand comedians are out of work, and you make a joke. It doesn’t work that way.'"

The claim comes as Trump, while maintaining that Giuliani is “a great guy,” has denied that his personal attorney’s dealings in Ukraine, which have been thrust into the spotlight amid the House impeachment inquiry, were at Trump’s behest.

That contradicts Ambassador to the European Union Gordon SondlandGordon SondlandSenate rejects subpoenaing Mulvaney to testify in impeachment trial The Memo: Day One shows conflicting narratives on impeachment GOP rejects effort to compel documents on delayed Ukraine aid MORE, who testified before the House Intelligence Committee that Trump directed him, former envoy to Ukraine Kurt VolkerKurt VolkerGOP rejects effort to compel documents on delayed Ukraine aid GOP chairmen seek interview with Obama officials as part of Biden-Ukraine probe Push to investigate Bidens sets up potential for Senate turf war MORE and Energy Secretary Rick PerryRick PerryTrump: Senate should decide on witnesses; Bolton testimony poses national security risk Sunday shows preview: Lawmakers gear up for Senate impeachment trial Parnas pressure grows on Senate GOP MORE to work with Giuliani on matters related to Ukraine.

Costello said that Trump and Giuliani’s relationship has not changed in recent weeks, telling Reuters that “they speak all the time.”