See Charles Kelley's Rooftop Take on Tom Petty's 'Southern Accents'

It was during a food festival in 2013 that Charles Kelley first sang “Southern Accents,” the title track and Bible Belt tribute from Tom Petty & the Heartbreakers’ 1985 release.

“I’d always loved that song, and I always thought it would make a good country song, but I never thought about…