Interviewed on the Fox Business network before heading to the White House, Frank said the day was shaping up to be "pretty much the best day of my life".
Frank was so focused on pushing the lawn mower, he didn't notice Trump had emerged to greet him until the president was next to him in the Rose Garden.
Meet lawnmower boy, otherwise known as Frank Giaccio.
Frank even got a chance to stand behind the podium in the white house briefing room. He quickly showed his own entrepreneurial powers, passing out flyers in his Falls Church, Va., neighborhood in the D.C. metro area and lining up two neighbors as weekly mowing customers.
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Because to his right could be seen a young boy mowing the White House lawn, accompanied by two men.
Once Frank reached the end of the lawn, however, he shook Trump's hand and gave him a big high-five before getting back to cutting the grass. I can bring extra fuel for the power mower and charged batteries for the weed whacker. When given a push mower, he got to work trimming the grass in the Rose Garden, outside the Oval Office.
"Maybe he'll be president", Trump said of Frank, who aspires to become a Navy SEAL when he grows up.
Trump even took some time to check out how Frank was doing and have a chat with him and his father.