Brianna Shirley is a South Carolina native and a huge fan of the Zac Brown Band, countryrebel.com reports.
Brianna and her grandma traveled to Charlotte, NC, to hear the band live on September 15. During
the concert, Brianna joined Zac Brown on stage for a performance of their hit song "Colder Weather."
It wasn't the first time Brianna had joined Zac Brown on stage. She's appeared with them several times before and loves to cover the band's music on her YouTube channel.
Read the full story: