The Best Damn Thing is an album and hit song by musical artist Avril Lavigne. It was released April 17, 2007. The lead single off the album, "Girlfriend" was released on February 27, 2007. The song was very successful and peaked in a lot of countries #1. This was Lavigne's first Billboard Hot 100 chart number one. The second single, "When You're Gone" was released on June 19, 2007. The song was quite successful, peaking at #3 on the UK Singles Chart. The third single, "Hot" was released on October 2, 2007. The song was unsuccessful in the U.S, it debuted two months after its release on the Billboard Hot 100 at #95. But the song was successful in Canada, it peaked at #10 on the Canadian Hot 100. The fourth and final single from the album was "The Best Damn Thing". It was released on June 24, 2008. The single was not very successful, it peaked at #76 on the Canadian Hot 100. The Best Damn Thing sold 6 million copies worldwide.