Tim McGraw performs sweet duet with 18-year-old daughter Gracie

The apple doesn't fall too far from the tree in the McGraw family!

Tim McGraw's 18-year-old daughter Gracie joined him onstage Saturday night to perform a duet at Nashville's Bridgestone Arena. All smiles, the father-daughter duo happily sang the country crooner's new song "Here Tonight."

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This isn't the first public appearance the McGraw family has made this year. In April, the 48-year-old singer and his wife Faith Hill brought their three daughters -- Gracie, Maggie, 17, and Audrey, 13 -- to the Time 100 Gala in New York City.

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That night, McGraw was celebrating making it on Time's 100 most influential list, and performed a medley of songs at the event, including "Shotgun Rider" and "Live Like You Were Dying."

Photos of Tim McGraw and his wife Faith Hill from over the years:

Hill, 47, gushed to ET at the event, "We're always proud of him, but tonight, it's nice to have the girls here."

Audrey McGraw also inherited her parents' singing talents. Check her out: