All ten of their full-length releases have debuted in the top ten on the Top Country Albums chart, including five number-ones. The lead singers are Charles Kelly and Hillary Scott. They have released nine studio albums (which includes one Christmas album), two extended plays, two box sets, and 23 singles, not counting guest appearances or digital-only releases. Lady A (formerly known as Lady Antebellum ) are an American country music group composed of Hillary Scott, Charles Kelley and Dave Haywood. Lady A performing in Charlotte, North Carolina