WATCH: Rascal Flatts National Anthem NBA Finals Game 3

The Rascal Flatts performed the National Anthem at Game 3 of the NBA Finals in Cleveland. (Getty)

The country music trio Rascal Flatts performed the National Anthem at Quicken Loans Arena before Game 3 of the NBA Finals.

Rascal Flatts were formed in Columbus, Ohio, in 1999.

Check out the performance below:

The Grammy winners have done this before. They did it before Game 4 of the 2013 World Series.