President TrumpDonald John TrumpTrump says he will 'temporarily hold off' on declaring Mexican drug cartels as terror organization House Judiciary Committee formally receives impeachment report Artist behind gold toilet offered to Trump sells banana duct-taped to a wall for 0,000 MORE’s lawyer and former New York City Mayor Rudy Giuliani was loudly booed at Yankee Stadium's Memorial Day game on Monday, his 74th birthday.

After the Yankees' PA announcer said the former GOP presidential candidate was in the stands and wished him a happy birthday, the crowd erupted into boos.

Members of the media quickly took to Twitter to point out the event.

ADVERTISEMENT

Giuliani joined Trump’s legal team last month, tasked with dealing with special counsel Robert MuellerRobert (Bob) Swan MuellerTrump says he'll release financial records before election, knocks Dems' efforts House impeachment hearings: The witch hunt continues Speier says impeachment inquiry shows 'very strong case of bribery' by Trump MORE’s Russia investigation.

Since going to the White House, Giuliani has made a strong effort to discredit the Mueller probe, while still maintaining that Trump would welcome a sit-down interview with the special counsel.

On Sunday, Giuliani claimed the entire "basis" of the investigation into Russia's election meddling was "illegitimate."