Tim McGraw Surprises Crowd, Brings Luke Combs On Stage To Sing Duet

(Photo by Jason Kempin/Getty Images)

Just two real good men right here.

There's no telling what you'll see at CMA Fest... and no one saw this coming!

During Tim McGraw’s performance Sunday night, he surprised the crowd when brought Luke Combs out for a full-throttle duet of his 2002 hit, “Real Good Man.”

Check it out: