Four singles were released from the album. Its lead single "Girlfriend" peaked at number one on the US "Billboard" Hot 100, making it Lavigne's most chart successful single to date. The single also reached number one in twelve other countries across the world including Australia, Canada and Japan, making it one of the best-selling singles of 2007 worldwide. The second and third single of the album, "When You're Gone" and "Hot" were moderated hits worldwide, with the former performing moderately on the US Billboard Hot 100 chart, peaking at #24. Last single; "The Best Damn Thing" reached the lower end of the charts. To promote the album, Lavigne performed at many TV shows and award ceremonies, including the 2007 Teen Choice Awards and the 2007 MTV Europe Music Awards, as well as a musical guest on "Saturday Night Live". Furthermore, Lavigne embarked on a concert tour, entitled The Best Damn World Tour, starting on 8 March 2008, and ending on 6 October 2008. Footage from the concert at the Air Canada Centre in Toronto were recorded and released on a DVD titled "".