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 . Other singles ; " When You 're Gone " , " Hot " and " The Best Damn Thing " reached the lower end of the chart . 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 The Best Damn Tour : Live in Toronto
2007 Teen Choice Awards
2007 Teen Choice Awards
The Best Damn Thing