Brad Arnold, founding member and lead singer of the American rock band 3 Doors Down, has died at the age of 47, nine months after revealing his battle with kidney cancer. Arnold, who helped propel the band to fame with hits like 'Kryptonite,' 'When I'm Gone,' and 'Here Without You,' was praised for his emotionally resonant songwriting and his impact on mainstream rock music. The band, formed in Mississippi in 1996, canceled their 2025 summer tour following Arnold's cancer diagnosis, which he shared publicly in May 2025. According to a statement from the band, Arnold died peacefully surrounded by loved ones, and is remembered for his kindness, humor, and devotion to his family.