Underwood came to prominence after winning the fourth season of American Idol in 2005. Her debut album, Some Hearts, was released in 2005 and is the fastest selling debut country album in Nielsen SoundScan history.1 It also became the best-selling solo female country debut in RIAA history, as well as the top selling debut album of any American Idol contestant in the United States.2
Her second album, Carnival Ride was released in 2007 and debuted at #1 on the Billboard 200 charts. During the first week it sold 527,000 copies, the best sales week by a female solo country artist since Shania Twain's Greatest Hits sold 530,000 copies in its first week back in 2004.3
G ^ "Before He Cheats" charted for twenty weeks on the U.S. Hot Country Songs chart before being confirmed as a single. The song also peaked at #9 on US Top 40 Mainstream.