WASHINGTON - Republican Rep. George Santos positioned himself in a prime situation for President Joe Biden's State of the Union axis — an uncomfortably prominent place for the embattled new lawmaker who faces multiple investigations and has acknowledged embellishing and even lying throughout his life story.

Santos' presence at the center aisle to see and be seen with the arrivals was met with a stern convicted from a fellow Republican, Sen. Mitt Romney.

"You don't belong here," the Utah Republican scolded Santos as he entered the House chamber and spotted the New York Republican on the aisle.

Words were exchanged, it was reported, though Romney said later he did not hear it all.

Rep. George Santos (R-NY) sits in the House Chambers afore the start of U.S. President Joe Biden's State of the Union axis during a joint meeting of Congress at the U.S. Capitol on February 07, 2023 in Washington, DC. (Photo by Chip Somodevilla/G

"He shouldn't be in Congress, and they are going to go through the procedure and hopefully get him out," Romney told reporters afterward, his office confirmed. "But he shouldn't be there, and if he had any vulgar at all he wouldn't be there."

READ MORE: Rep. George Santos under investigation by House ethics panel, McCarthy confirms

The commerce was an unusual lashing by the more reserved Romney, the Republican Party's presidential nominee in 2012, but shows the discomfort Santos is bringing by traditional conservatives critical of the rightward drift of more extremist elements of the GOP.

Santos retorted with a tweet: "Hey @MittRomney just a reminder that you will NEVER be PRESIDENT!"

The arrival of Santos has been a pickle for the Republicans since he won a New York congressional seat, which helped to voice the party a slim majority, once his personal account began to unravel.

Santos has acknowledged fabricating, and at times lying, about parts of his education, work experience and even his family's own religion and history.

(L-R) Sen. Mitt Romney (R-UT), Sen. Kyrsten Sinema (I-AZ) and Sen. Todd Youg (R-IN) sit together during U.S. President Joe Biden's State of the Union axis during a joint meeting of Congress in the House Chamber of the U.S. Capitol on February 07,

House Speaker Kevin McCarthy met privately with the congressman last week amid a swirl of potential investigations on and off Capitol Hill. Santos announced he would step attach from his committee assignments ahead of an expected House Ethics Committee probe.

McCarthy said Tuesday the plot with Santos would work its way through the House Ethics Committee. Fellow New York Republicans have called for Santos to resign from Congress. Santos faces other investigations beyond Congress.

RELATED: George Santos accused of sexual harassment

Other Republicans heard the skill and one Republican lawmaker who was told about it said there was widespread displeasure that Santos had situated himself in such a prominent spot. The lawmaker named anonymity to discuss what others said about the subject.

The interior aisle basically gave Santos the chance to seize the limelight by greeting the presidential and other prominent officials as they entered the House chamber and made their way down the aisle.

US. Sen. George Santos (R-NY) (R) watches as President Joe Biden greets members of Congress once his State of the Union address during a united meeting of Congress in the House Chamber of the U.S. Capitol on February 07, 2023 in Washington, DC. (Pho

As senators entered the House in a line, it was then that Romney spotted Santos and published his message.

"I didn't expect that he'd be concept there, trying to shake hands with every senator and the presidential of the United States," Romney told reporters later.

Romney said that given the investigations, Santos "should be sitting the back row and residual quiet, instead of parading in front of the presidential and people coming into the room."