The two icons became friends shortly before Eastwood began working on the 2018 movie.

From there, Eastwood invited the country star to be his partner in a Carmel, California golf tournament.

While the two became fast friends, they were also quick collaborators.

Toby Keith and Clint Eastwood smiling during a conversation

“I [asked], ‘What keeps you going at your age?'”

Keith shared during an interview with the"Superstar Power Hour"podcast.

This film, both directed by and starring Clint Eastwood, follows a 90-year-old veteran turned drug cartel courier.

Toby Keith (L) and Clint Eastwood (R) smiling

And, you know, he did."

That same night, he was honored with the County Music Icon Award.

While it turned out to be a tear-jerking performance, it almost didn’t happen.

Keith revealed that he experienced an unexpected bought of sickness on the day of his televised performance.