3 Doors Down is an American rock band from Mississippi consisting of Brad Arnold, Matt Roberts, Todd Harrell, and Greg Upchurch. Their debut single "Kryptonite" was a hit, and their first album The Better Life was the 11th best-selling album of the year, launching their successful career. Over the years, 3 Doors Down has sold over 16 million albums across four studio releases, toured extensively playing over 300 concerts, and frequently performed with other popular rock bands.