Harlow took to social media to reveal the interaction his mom had with the Renaissance superstar, writing, "Introduced my Mom to Beyoncé in Louisville, Kentucky tonight."
Beyoncé is currently on tour in support of her seventh studio album, which netted her four new Grammys this year. She kicked off the U.S. portion of her tour with a concert in Philadelphia on July 12.
The North American trek will feature stops in Nashville, Atlanta, Chicago, New York, Los Angeles, Las Vegas, Toronto, Chicago, Washington, D.C., her native Houston, and more.
Beyoncé's Renaissance Tour will wrap in New Orleans on Sept. 27. Check out the full list of dates here.